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Sennheiser HD 660S2 vs beyerdynamic DT 770 M: 64 Highlights & 39 Differences — So, Which Headphone Actually Works Better

Sound quality is key. See which headphone delivers clearer, more detailed audio. Not sure which headphone to add to your setup? This headphones comparison puts Sennheiser HD 660S2 vs beyerdynamic DT 770 M side by side — from release year, limited edition, country of origin & warranty period to what players love.

0 Points
Sennheiser HD 660S2
51 Points
beyerdynamic DT 770 M
vs

Highlights 183

No extras. Just what matters.
0 Points
vs
51 Points

Why is Sennheiser HD 660S2 better than beyerdynamic DT 770 M ?

Scroll down for more facts

Exceptional Audio Showdown: Sennheiser HD 660S2 vs beyerdynamic DT 770 M

When delving into the world of professional headphones, two iconic contenders surface: the Sennheiser HD 660S2 and the beyerdynamic DT 770 M. Both models emphasize wired connectivity and high-quality audio reproduction, appealing to audiophiles and professionals alike. Yet, they diverge notably in design philosophy and technical specs ; the HD 660S2 is an open-back, lightweight headphone favoring refined home listening, while the DT 770 M is a robust closed-back option with a focus on isolation and durability. They share core features like reinforced joints and absence of wireless functionality, but differ on key points such as impedance, power handling, and sound precision. With features including weight differences, impedance ratings, and maximum power inputs, these headphones cater to distinct listening contexts and user preferences.

Sennheiser HD 660S2: Mastery in Transparent Sound and Comfort

The Sennheiser HD 660S2 stakes its claim with refined precision and premium build materials. Weighing a mere 0.57 kg, it offers noticeably lighter wear compared to its competitor. Its gentle clamp force of 1.1 enhances comfort for extended use, ideal for marathon listening sessions. Made from recyclable materials with eco-certifications, it demonstrates an environmentally conscious design philosophy.

Audio-wise, the HD 660S2 boasts an impressive impedance of 300 Ω, best suited for amplification setups, allowing it to deliver an expansive frequency range up to 41.5 kHz. Such a range provides outstanding audio detail and fidelity beyond human hearing, enhancing the nuances in high-resolution tracks. Distortion is minimized with an ultra-low total harmonic distortion (0.04%), ensuring crystal-clear, uncolored sound reproduction. Including a durable detachable proprietary cable with a 6.3mm jack and a solid hard carrying case, this headphone balances luxury and practicality for audiophile users.

The Rugged Endurance of beyerdynamic DT 770 M

In contrast, the beyerdynamic DT 770 M champions durability and isolation as a closed-back headphone designed for monitoring and live use. Although slightly heavier at 0.66 kg, its robust build includes reinforced joints and a practical protective pouch alongside a soft carrying case, reflecting its focus on rugged convenience.

Sporting a lower 80 Ω impedance, the DT 770 M is more compatible with portable devices and does not demand external amplification, making it versatile for on-the-go scenarios. While its maximum power input is capped at 100 mW, this matches typical use cases for closed-back headphones in monitoring or studio environments. The frequency response topping out at 30 kHz still delivers a broad and satisfying soundstage, enhanced by a slightly higher sensitivity rating of 105 dB for louder playback.

Its single, fixed 3.5mm plug simplifies direct connections. Despite lacking water resistance beyond an IPX0 rating, its closed design ensures effective sound isolation, favoring professional applications such as drumming and mixing.

Quick Take

The Sennheiser HD 660S2 shines with pristine audio fidelity, comfortable lightweight design, and eco-friendly construction, making it a top-tier choice for audiophiles and critical listeners. Meanwhile, the beyerdynamic DT 770 M excels by delivering rugged durability, practical portability, and dependable closed-back isolation at a wallet-friendly price.

Bottom Line

Ultimately, the Sennheiser HD 660S2 outperforms the beyerdynamic DT 770 M in sound clarity and environmental consciousness, securing its status as the premium option for in-depth, studio-level listening. However, if budget constraints or professional closed-back needs drive your choice, the DT 770 M remains a reliable classic that won't disappoint in monitoring or isolating environments, especially without requiring amplification.

Verdict

  • Winner: Sennheiser HD 660S2 - superior sound fidelity, lighter weight, and eco-conscious design make it the best choice for serious audiophiles.
  • Runner-up: beyerdynamic DT 770 M - durable closed-back build and lower impedance provide excellent value and practical use in professional settings.

Comparisons 45

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Price comparisons

(✱) Prices may be changed at any time without further notice.

Related comparisons 45

Because one duel is never enough.

Comparisons & Facts 183

Side by side. The numbers. The features. No drama.

Want clarity before your next studio or stage buy? We broke down Sennheiser HD 660S2 vs beyerdynamic DT 770 M in this headphones comparison — no fluff, just specs and real use insights.

General Information 18

Replaceable Earpads

Are the earpads replaceable?

Yes 0 Votes Sennheiser HD 660S2

Yes 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The earpads are replaceable, allowing users to swap them out for comfort or wear over time, extending the headphones' lifespan.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

The earpads are replaceable, allowing users to maintain comfort and hygiene over extended use.

Indicates if ear pads can be replaced.

Replaceable Headband

Is the headband replaceable?

Yes 0 Votes Sennheiser HD 660S2

Yes 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The headband is replaceable, which supports long-term use and easier repairs or style changes.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

The headband is replaceable, allowing for extended product life and easier maintenance.

Indicates if headband can be replaced.

Warranty Period

What is the warranty period?

0 Sennheiser HD 660S2 0 Votes 2 Years

55 beyerdynamic DT 770 M 0 Votes 2 Years

beyerdynamic DT 770 M
beyerdynamic DT 770 M

The warranty period covers 2 years, assuring support for manufacturing defects or performance issues during this time.

Duration of manufacturer’s warranty.

Headphone Type

What type of headphones are these?

0 Sennheiser HD 660S2 0 Votes Over Ear

75 beyerdynamic DT 770 M 0 Votes Over Ear

beyerdynamic DT 770 M
beyerdynamic DT 770 M

These are over-ear headphones, meaning the ear cups fully enclose the ears for better sound isolation and comfort during extended use.

The general type of headphones.

Fit Style

What is the fit style?

0 Sennheiser HD 660S2 0 Votes Open Back

65 beyerdynamic DT 770 M 0 Votes Closed Back

beyerdynamic DT 770 M
beyerdynamic DT 770 M

With a closed back fit style, these headphones prevent sound leakage and offer better isolation from ambient noise.

The fit and enclosure style of headphones.

Detachable Cable

Does it have a detachable cable?

Yes 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Detachable Cable

For Detachable Cable, the Sennheiser HD 660S2 offers this feature, enhancing flexibility and ease of replacement, while the beyerdynamic DT 770 M does not, making the Sennheiser more suitable for users valuing cable maintenance options.

Cable can be detached for replacement or portability.

Release Year

What is the release year?

0 Sennheiser HD 660S2 0 Votes 2023

15 beyerdynamic DT 770 M 0 Votes 2003

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Release Year

With a Release Year of 2023, the Sennheiser HD 660S2 is a newer model compared to the 2003 release of the beyerdynamic DT 770 M, making the Sennheiser a better choice for the latest technology and design.

Year the headphones were first released.

Limited Edition

Is it a limited edition?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Limited Edition

Neither the Sennheiser HD 660S2 nor the beyerdynamic DT 770 M is a Limited Edition model, so collectors or those seeking unique variants should consider other options.

Shows if product is a limited edition release.

Country of Origin

What is the country of origin?

0 Sennheiser HD 660S2 0 Votes Ireland

80 beyerdynamic DT 770 M 0 Votes Germany

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Country of Origin

The Sennheiser HD 660S2 is made in Ireland while the beyerdynamic DT 770 M is from Germany. Both have strong manufacturing backgrounds, but preference might depend on brand reputation or origin importance.

Country where the product was designed or manufactured.

Intended Use

What is the intended use?

0 Sennheiser HD 660S2 0 Votes Music

70 beyerdynamic DT 770 M 0 Votes Music, Studio

The primary intended application for the headphones.

Form Factor

What is the form factor?

0 Sennheiser HD 660S2 0 Votes Wired

45 beyerdynamic DT 770 M 0 Votes Wired

The main physical form factor.

Foldable Design

Do they have a foldable design?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Foldable Design

Both Sennheiser HD 660S2 and beyerdynamic DT 770 M lack a Foldable Design, indicating neither is optimized for compact storage or portable convenience, making them equally suitable for stationary use.

Indicates if headphones can be folded for storage.

Dimensions & Weight 19

Weight

What is the headphone weight?

0.57 lbs 0 Votes
Sennheiser HD 660S2
0.66 lbs 1 Votes

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Weight

The Sennheiser HD 660S2 weighs 0.57 lbs, lighter than the beyerdynamic DT 770 M's 0.66 lbs. For extended wear comfort, the lighter Sennheiser is preferable.

Overall headphone weight without packaging.

The weight of the DT 770 M is a bit heavier but honestly it feels really sturdy and reliable.

See more

Height

What is the height of the headphones?

9.45 inch 0 Votes
8.66 inch 0 Votes
beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The headphone height is 9.45 inches (24.0 cm), describing the vertical dimension of the headphones themselves.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

The headphones have a height of 8.66 inches (22.0 cm), which impacts how they fit over the ears and around the head.

Vertical measurement from top to bottom.

Package Width

What is the package width?

10.63 inch 0 Votes
9.1 inch 0 Votes
beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The package width is 10.63 inches (27.0 cm), relevant for shelf space or carrying case dimensions.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

The package width measures 9.1 inches (23.11 cm), useful for assessing shipping or storage space.

Width of the retail package.

Package Weight

What is the package weight?

2.2 lbs 0 Votes
1.4 lbs 0 Votes
beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The package weight is 2.2 lbs (1.0 kg), which includes the headphones and any accessories.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

The package weight is approximately 1.4 lbs (0.64 kg), making the headphones reasonably portable without being too heavy.

Total weight including packaging.

Cable Length

What is the cable length?

5.91 ft 0 Votes
10 ft 0 Votes
beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The cable length is 5.91 feet (1.8 meters), offering enough length for comfortable use without feeling restricted.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

The included cable length is 10 ft (3.05 m), providing plenty of freedom of movement with connected audio devices.

Length of the audio cable for wired use.

Clamp Force

What is the clamp force?

1.1 lbs 0 Votes
1.46 lbs 0 Votes
beyerdynamic DT 770 M

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Clamp Force

Clamp Force is 1.1 lbs in the Sennheiser HD 660S2, compared to 1.46 lbs in the beyerdynamic DT 770 M. The higher clamp force of the beyerdynamic could offer a firmer grip, favoring secure fit during active use.

Pressure applied by headband on the ears.

Ear Cup Outer Diameter

What is the ear cup outer diameter?

4.33 inch 1 Votes

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Ear Cup Outer Diameter

The Sennheiser HD 660S2 has an Ear Cup Outer Diameter of 4.33 inches, whereas the beyerdynamic DT 770 M does not provide this specification. Thus, only Sennheiser offers detailed size info, suiting users needing exact dimensions.

Overall size of the ear cups.

Loving the lighter weight of the Sennheiser HD 660S2 it feels so comfortable for long hours.

See more

Width

What is the width of the headphones?

7.87 inch 0 Votes
Sennheiser HD 660S2
7.87 inch 0 Votes
beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The headphone width is 7.87 inches (20.0 cm), giving an idea of how wide the headphones are from earcup to earcup.

Overall horizontal measurement of the headphones.

Depth

What is the depth of the headphones?

3.94 inch 0 Votes
Sennheiser HD 660S2
3.94 inch 0 Votes
beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The headphone depth measures 3.94 inches (10.0 cm), which indicates the thickness of the headphones.

Front-to-back measurement of the headphones.

Package Depth

What is the package depth?

4.33 inch 0 Votes
Sennheiser HD 660S2
4.5 inch 0 Votes

Sennheiser HD 660S2
Sennheiser HD 660S2

The package depth is 4.33 inches (11.0 cm), indicating how compact the packaging is for storage or transport.

Depth of the retail package.

Package Height

What is the package height?

13.39 inch 0 Votes
8.7 inch 0 Votes
beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The package height is 13.39 inches (34.0 cm), demonstrating the vertical size of the packaging.

Height of the retail package.

Headband Width

What is the headband width?

1.97 inch 0 Votes

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Sennheiser HD 660S2
Sennheiser HD 660S2

The headband width measures 1.97 inches (5.0 cm), providing adequate support and comfort on the head.

Thickness of headband which affects support.

Materials & Build 16

Material

What is the main material of the headphones?

0 Sennheiser HD 660S2 0 Votes Hybrid

80 beyerdynamic DT 770 M 0 Votes Hybrid

Sennheiser HD 660S2
Sennheiser HD 660S2

The material composition includes a hybrid mix presumably balancing plastic and metal components for strength and weight optimization.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

The material is a hybrid blend, combining different substances for durability and comfort.

Primary construction material of the headphones.

Reinforced Joints

Do the headphones have reinforced joints?

Yes 0 Votes Sennheiser HD 660S2

Yes 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Reinforced Joints

Both Sennheiser HD 660S2 and beyerdynamic DT 770 M have Reinforced Joints, promoting durability and longer product life, making both solid choices for long-term use.

Indicates if stress points are reinforced for durability.

Ear Cushion Material

What is the ear cushion material?

0 Sennheiser HD 660S2 0 Votes Velour

60 beyerdynamic DT 770 M 0 Votes Velour

Sennheiser HD 660S2
Sennheiser HD 660S2

Ear cushions are made of velour, a soft fabric providing comfort and breathability to reduce ear heat and sweating.

Material of ear cushions that affects comfort and breathability.

Headband Padding Material

What is the headband padding material?

0 Sennheiser HD 660S2 0 Votes Foam

65 beyerdynamic DT 770 M 0 Votes Foam

Sennheiser HD 660S2
Sennheiser HD 660S2

The headband padding is made from foam, providing cushioning and comfort during extended use.

Padding type used in the headband.

Hinges Material

What is the hinge material?

0 Sennheiser HD 660S2 0 Votes Plastic

55 beyerdynamic DT 770 M 0 Votes Metal

Sennheiser HD 660S2
Sennheiser HD 660S2

Hinges material is plastic, balancing lightweight design with adequate durability for normal use.

Material used for the folding hinges.

Cable Material

What is the cable material?

0 Sennheiser HD 660S2 0 Votes Rubber

45 beyerdynamic DT 770 M 0 Votes Rubber

Sennheiser HD 660S2
Sennheiser HD 660S2

The cable material is rubber, offering flexibility and some durability while maintaining reasonable resistance to tangling.

Construction material of the audio cable.

Connector Material

What is the connector material?

0 Sennheiser HD 660S2 0 Votes Gold Plated

85 beyerdynamic DT 770 M 0 Votes Gold Plated

Metal used for plug connectors.

Water Resistance Rating

What is the water resistance rating?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

0 beyerdynamic DT 770 M 0 Votes IPX0

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Water Resistance Rating

Water Resistance Rating is unavailable for Sennheiser HD 660S2 but rated IPX0 for beyerdynamic DT 770 M, meaning neither offers meaningful water resistance, suitable more for indoor listening.

Resistance level against water ingress.

Sweat Resistance

Are the headphones sweat resistant?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates whether headphones resist sweat damage.

Dust Resistance

Are the headphones dust resistant?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Dust Resistance

Both headsets lack Dust Resistance, limiting their use in dusty environments. Neither Sennheiser HD 660S2 nor beyerdynamic DT 770 M is recommended for harsh outdoor or dusty use.

Indicates whether headphones are resistant to dust particles.

Scratch Resistant Coating

Do the headphones have scratch resistant coating?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Protective layer against scratches.

UV Resistant Coating

Do the headphones have UV resistant coating?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Resistance against UV light fading or damage.

Audio Performance 21

Impedance

What is the impedance?

300 ohm 1 Votes
80 ohm 0 Votes
beyerdynamic DT 770 M

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Impedance

Impedance of Sennheiser HD 660S2 is 300 ohms, much higher than the 80 ohms of beyerdynamic DT 770 M. High impedance suits professional or high-end amplification, making Sennheiser better for studio use.

Electrical resistance of headphones.

I gotta say the Sennheiser's impedance is super impressive for serious setups it's just better.

See more

Driver Size

What is the driver size?

42 mm 0 Votes
45 mm 0 Votes
beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The driver size is 42 mm, a size that generally offers good bass response and overall balanced sound quality.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

With a driver size of 45 mm, these headphones deliver a balanced sound experience with good bass response and clarity.

Diameter of the driver unit.

High Frequency Response

What is the highest frequency response?

41,500 Hz 0 Votes
Sennheiser HD 660S2
30,000 Hz 0 Votes

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
High Frequency Response

High Frequency Response extends to 41,500 Hz for Sennheiser HD 660S2, surpassing beyerdynamic DT 770 M's 30,000 Hz. This wider range offers potentially richer treble detail, favoring the Sennheiser.

Highest audible frequency reproduced.

Sound Pressure Level

What is the sound pressure level?

104 dB 0 Votes
105 dB 0 Votes
beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The sound pressure level is 104 dB, indicating the maximum loudness the headphone drivers can output without distortion.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

They offer a sound pressure level of 105 dB, which indicates a relatively high efficiency and loudness potential.

Acoustic pressure output.

Sound Signature

What is the sound signature?

0 Sennheiser HD 660S2 0 Votes Neutral

60 beyerdynamic DT 770 M 0 Votes Bass Heavy

Sennheiser HD 660S2
Sennheiser HD 660S2

The sound signature is neutral, meaning the headphones do not emphasize bass, midrange, or treble frequencies, providing a balanced and accurate sound profile suitable for critical listening.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

The sound signature leans towards bass heavy, making these headphones well-suited for listeners who prefer pronounced low frequencies.

Tonal balance of headphone output.

Stereo Imaging Quality

What is the stereo imaging quality?

0 Sennheiser HD 660S2 0 Votes Excellent

70 beyerdynamic DT 770 M 0 Votes Good

Sennheiser HD 660S2
Sennheiser HD 660S2

The stereo imaging quality is rated as excellent, meaning the headphones provide clear spatial placement of instruments and effects in the sound field.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

Stereo imaging quality is rated good, which indicates a clear and well-defined spatial audio reproduction.

Ability to position sound accurately in stereo field.

Soundstage Depth

What is the soundstage depth?

0 Sennheiser HD 660S2 0 Votes Deep

45 beyerdynamic DT 770 M 0 Votes Moderate

Sennheiser HD 660S2
Sennheiser HD 660S2

The soundstage depth is deep, contributing to a layered listening experience where individual instruments can be distinctly perceived at varying distances.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

The soundstage depth is moderate, offering a balanced sense of space without being overly wide or shallow.

Front-to-back perception of audio field.

Sensitivity

What is the sensitivity?

104 dB 0 Votes
105 dB 1 Votes
beyerdynamic DT 770 M

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Sensitivity

Sensitivity measures 104 dB for Sennheiser HD 660S2 and slightly higher at 105 dB for beyerdynamic DT 770 M. Both provide similar loudness levels, with a minor edge to beyerdynamic for efficiency.

Loudness produced per given input power.

For me, the DT 770 M's sensitivity is nice I get loud playback without any hassle at all.

See more

Total Harmonic Distortion

What is the THD?

0.04 % 0 Votes
Sennheiser HD 660S2
0.2 % 1 Votes

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Total Harmonic Distortion

Total Harmonic Distortion is 0.04% for Sennheiser HD 660S2 compared to 0.2% for beyerdynamic DT 770 M. Lower distortion in Sennheiser indicates clearer audio, ideal for critical listening.

Distortion in audio output.

The beyerdynamic DT 770 M wins on total harmonic distortion, kinda better for monitoring.

See more

Low Frequency Response

What is the lowest frequency response?

9 Hz 0 Votes
5 Hz 0 Votes
beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The low frequency response starts at 9 Hz, extending below the standard audible range to provide deep bass impact and room for low-frequency nuances.

Lowest audible frequency reproduced.

Maximum Input Power

What is the maximum input power?

500 mW 0 Votes
Sennheiser HD 660S2
100 mW 0 Votes

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Maximum Input Power

Maximum Input Power stands at 500 mW for Sennheiser HD 660S2, significantly higher than beyerdynamic DT 770 M's 100 mW, allowing Sennheiser to handle more powerful sources without distortion, suitable for audiophiles.

Maximum power headphones can handle.

Dynamic Range

What is the dynamic range?

110 dB 0 Votes

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Sennheiser HD 660S2
Sennheiser HD 660S2

The dynamic range is 110 dB, which represents the range between the quietest and loudest sounds the headphones can reproduce effectively.

Range between softest and loudest sounds.

Connectivity & Compatibility 19

Connection Type

What is the connection type?

0 Sennheiser HD 660S2 0 Votes Wired

15 beyerdynamic DT 770 M 0 Votes Wired

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Connection Type

Both Sennheiser HD 660S2 and beyerdynamic DT 770 M use Wired connection types, emphasizing stable audio transmission but limiting wireless convenience.

Defines whether headphones connect via cable, wireless, or both.

Wired Connector Gold Plated

Are the wired connectors gold-plated?

Yes 0 Votes Sennheiser HD 660S2

Yes 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The wired connectors are gold plated, which provides better conductivity and corrosion resistance for improved audio signal quality.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

Gold plating on the wired connector helps maintain high-quality audio by preventing oxidation and signal degradation.

Indicates if wired connectors are gold-plated for durability.

Wired Mode Support

Do the headphones support wired mode?

Yes 0 Votes Sennheiser HD 660S2

Yes 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

Wired mode is supported, allowing use without any wireless connection, usually yielding best audio fidelity.

Indicates if headphones can also be used in wired mode.

Multipoint Connectivity

Do the headphones support multipoint connectivity?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Multipoint Connectivity

Multipoint Connectivity is not supported by either Sennheiser HD 660S2 or beyerdynamic DT 770 M, indicating both are limited to single device connections, best for simple setups.

Ability to connect to multiple devices simultaneously.

Connector Plug Type

What is the connector plug type?

0 Sennheiser HD 660S2 0 Votes 6.3mm

35 beyerdynamic DT 770 M 0 Votes 3.5mm

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Connector Plug Type

Connector Plug Type differs: Sennheiser HD 660S2 uses 6.3mm plug, suitable for professional equipment, while beyerdynamic DT 770 M uses a 3.5mm plug, which is more universal for consumer devices.

Type of physical connector for wired use.

Detachable Cable Connector Type

What detachable cable connector is used?

0 Sennheiser HD 660S2 0 Votes Proprietary

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Detachable Cable Connector Type

Sennheiser HD 660S2 features a Proprietary Detachable Cable Connector Type, while beyerdynamic DT 770 M lacks a detachable cable, offering Sennheiser more repair and customization options.

Connector type used for detachable cables.

Bluetooth Version

What is the Bluetooth version?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Version of Bluetooth supported.

Bluetooth Profiles Supported

What Bluetooth profiles are supported?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Bluetooth profiles enabled for different functions.

NFC Pairing

Do the headphones support NFC pairing?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
NFC Pairing

NFC Pairing is absent in both Sennheiser HD 660S2 and beyerdynamic DT 770 M, so neither supports quick wireless connections via NFC technology, focusing on wired use.

Allows one-tap NFC device pairing.

Wireless Range

What is the wireless range?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Maximum distance headphones can maintain a stable wireless signal.

Codec Support

What codecs are supported?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Audio codecs supported over Bluetooth.

SBC Support

Do the headphones support SBC?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Indicates if headphones support SBC codec.

Controls & Features 17

Voice Assistant Support

Do the headphones support voice assistants?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Voice Assistant Support

Neither Sennheiser HD 660S2 nor beyerdynamic DT 770 M supports Voice Assistant. Users requiring smart assistant features should explore other models.

Indicates support for Google Assistant, Siri, Alexa, etc.

Volume Limiter

Do the headphones have a volume limiter?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Allows setting a maximum volume for hearing protection.

Call Answer Controls

Do the headphones support call answering on-device?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if calls can be answered using headphone controls.

Gesture Controls

Do the headphones support gesture controls?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if gestures like swipe or tap are supported.

Touch Sensitivity Adjustment

Do the headphones allow touch sensitivity adjustment?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if touch control sensitivity can be adjusted.

Programmable Buttons

Do the headphones have programmable buttons?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Allows users to assign functions to buttons.

Control Lock Mode

Do the headphones have control lock mode?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Prevents accidental input when controls are touched.

Button Feedback Type

What is the button feedback type?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Type of feedback provided when using controls.

Auto Pause Play

Do the headphones auto-pause and play?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Automatically pauses when removed and resumes when worn.

Customizable EQ

Do the headphones support customizable EQ?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Customizable EQ

Customizable EQ is not supported by either Sennheiser HD 660S2 or beyerdynamic DT 770 M, indicating fixed sound tuning, which may not suit those wanting detailed audio personalization.

Indicates if sound signature can be customized via equalizer.

App Support

Do the headphones have app support?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
App Support

Both Sennheiser HD 660S2 and beyerdynamic DT 770 M lack dedicated App Support, restricting smart feature integration and firmware updates through companion applications.

Indicates if headphones have a companion app.

Control Customization In App

Can controls be customized in the app?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Control Customization In App

Control Customization in App is not available on both Sennheiser HD 660S2 and beyerdynamic DT 770 M, limiting user adjustments to hardware controls.

Ability to change control functions via app.

Microphone & Calling 14

Built In Microphone

Do the headphones have a built-in microphone?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if the headphones have a built-in microphone.

Microphone Type

What is the microphone type?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Type of microphone pickup pattern.

Number Of Microphones

How many microphones are included?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Total microphones used for pickup and processing.

Microphone Position

What is the microphone position?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Location of microphone on the headphones.

Detachable Boom Mic

Do the headphones have a detachable boom mic?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if headphones support a detachable boom mic.

Microphone Sensitivity

What is the microphone sensitivity?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Loudness pickup capability of microphone.

Microphone Noise Floor

What is the microphone noise floor?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Level of background noise the mic inherently produces.

Voice Pickup Range

What is the voice pickup range?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Distance from which the mic can pick up voice clearly.

Noise Cancelling Microphone

Is the microphone noise cancelling?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if microphone has active noise cancelling.

Beamforming Microphone

Does the microphone support beamforming?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Uses multiple mics to focus on voice direction.

Echo Cancellation

Do the headphones support echo cancellation?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Reduces echo during calls.

Wind Noise Reduction

Do the headphones reduce wind noise?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Minimizes wind interference during outdoor use.

Noise Control 10

Passive Seal Quality

What is the passive seal quality?

0 Sennheiser HD 660S2 0 Votes Good

95 beyerdynamic DT 770 M 0 Votes Excellent

Sennheiser HD 660S2
Sennheiser HD 660S2

The passive seal quality is rated good, which helps reduce ambient noise without active noise cancellation technology.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

They provide an excellent passive seal quality, which aids in noise isolation by physically blocking external sounds.

Quality of physical seal for blocking noise.

Passive Noise Isolation

Do the headphones provide passive noise isolation?

Yes 0 Votes Sennheiser HD 660S2

Yes 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

The headphones provide passive noise isolation, enhancing listening experience by naturally blocking external noise via the ear cup design.

Physical sealing and padding to block noise.

Active Noise Cancellation

Do the headphones support active noise cancellation?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if the headphones have ANC technology.

ANC Microphone Count

How many ANC microphones are used?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Number of microphones dedicated to ANC processing.

ANC Level Adjustment

Can ANC levels be adjusted?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Whether ANC intensity can be adjusted.

Transparency Mode Level Adjustment

Can transparency levels be adjusted?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Allows adjustment of transparency mode strength.

Adaptive Sound Control

Do the headphones feature adaptive sound control?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Automatically adjusts noise control based on environment.

Automatic ANC Adjustment

Does ANC adjust automatically?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

ANC adjusts automatically without user input.

Ambient Noise Detection

Do the headphones detect ambient noise?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Sensors detect surrounding noise levels.

Wind Noise Reduction For ANC

Does ANC reduce wind noise?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Reduces wind interference in ANC mode.

Battery & Power 18

Battery Type

What type of battery does it use?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

The kind of rechargeable battery used.

Battery Capacity

What is the battery capacity?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Battery capacity rating.

Battery Cycle Lifespan

What is the battery cycle lifespan?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Number of charge cycles before degradation.

Replaceable Battery

Is the battery replaceable?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if the battery can be replaced.

Battery Life Playback

How long is playback per charge?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Playback time per charge.

Battery Life Talk Time

How long is the talk time?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Talk time when used for calls.

Battery Life Standby

How long does it last on standby?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Standby time when not in use.

Charging Connector Type

What is the charging connector type?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

The type of connector used for charging.

Quick Charge Support

Does it support quick charging?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Whether quick charge is supported.

Quick Charge Time

How long for a quick charge?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Time needed for quick charge.

Charging Time Full

How long is a full charge?

Who knows? 0 Votes Sennheiser HD 660S2 (Help us out by suggesting one!)

Who knows? 0 Votes beyerdynamic DT 770 M (Help us out by suggesting one!)

Time for full recharge.

Wireless Charging Support

Does it support wireless charging?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Supports wireless charging.

Smart & Extra Features 17

Hi Res Audio Certification

Is it Hi-Res certified?

Yes 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

This headphone model has Hi-Res Audio Certification, ensuring it can reproduce high-resolution audio files with superior sound quality.

Shows if headphones meet Hi-Res audio standards.

Gaming Mode Optimization

Is there a gaming optimization mode?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
Sennheiser HD 660S2

No gaming mode optimization is present, indicating these headphones do not have specialized features tailored specifically for gaming use.

Special low-latency mode for gaming.

AI Upscaling Audio

Does it feature AI audio upscaling?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Enhances lower-quality audio using AI algorithms.

Head Tracking For Spatial Audio

Does it support head tracking for spatial audio?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Supports dynamic spatial audio through head tracking.

Dolby Atmos Support

Is Dolby Atmos supported?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates Dolby Atmos surround compatibility.

Custom Sound Profiles

Can you create custom sound profiles?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Allows personalized sound settings.

Learning EQ Adaptation

Does it adapt EQ through learning?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

AI adjusts EQ over time based on listening habits.

Hearing Protection Mode

Does it include hearing protection mode?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Limits volume peaks to protect hearing.

Sleep Tracking

Does it track sleep?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Tracks sleep patterns while wearing headphones.

Sleep Mode Timer

Does it have a sleep mode timer?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Timer to automatically power off during sleep.

Multi Device Sync

Does it support multi-device sync?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Connects to multiple devices simultaneously.

Auto Device Switching

Does it support auto device switching?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Seamlessly switches between connected devices.

Accessories 14

Carrying Case Type

What type of carrying case is included?

0 Sennheiser HD 660S2 0 Votes Hard Case

28 beyerdynamic DT 770 M 0 Votes Soft Case

Sennheiser HD 660S2
Sennheiser HD 660S2

This carrying case offers strong protection against impacts and helps keep the headphones safe when not in use or during travel.

beyerdynamic DT 770 M
beyerdynamic DT 770 M

The carrying case for these headphones is a soft case, which provides lightweight protection and ease of transport compared to hard or semi-hard cases.

The type of carrying case included.

Protective Pouch

Is a protective pouch included?

No 0 Votes Sennheiser HD 660S2

Yes 0 Votes beyerdynamic DT 770 M

Sennheiser HD 660S2
vs
beyerdynamic DT 770 M
Protective Pouch

The beyerdynamic DT 770 M includes a Protective Pouch, while the Sennheiser HD 660S2 does not. This makes beyerdynamic better equipped for safe transport.

Indicates if a protective pouch is included.

Cable Adapter

Is a cable adapter included?

Yes 0 Votes Sennheiser HD 660S2

Yes 0 Votes beyerdynamic DT 770 M

beyerdynamic DT 770 M
beyerdynamic DT 770 M

A cable adapter is included, allowing for versatile connectivity across different audio devices.

Indicates if a cable adapter is provided.

Warranty Card

Is a warranty card included?

Yes 0 Votes Sennheiser HD 660S2

Yes 0 Votes beyerdynamic DT 770 M

beyerdynamic DT 770 M
beyerdynamic DT 770 M

A warranty card is included, providing documented proof of coverage and instructions for service claims.

Indicates if a warranty card is provided.

Carry Case

Is a carry case included?

Yes 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Whether a carry case is bundled with the headphones.

Extra Ear Tips

Are extra ear tips included?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if extra ear tips are provided.

Extra Earpads

Are extra earpads included?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if spare earpads are provided.

Audio Cable

Is an audio cable included?

Yes 0 Votes Sennheiser HD 660S2

Yes 0 Votes beyerdynamic DT 770 M

Indicates if an audio cable is provided.

Charging Cable

Is a charging cable included?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if a charging cable is provided.

Airplane Adapter

Is an airplane adapter included?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if an airplane adapter is included.

Cable Clip

Is a cable clip included?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if a cable clip is provided.

Cleaning Tool

Is a cleaning tool included?

No 0 Votes Sennheiser HD 660S2

No 0 Votes beyerdynamic DT 770 M

Indicates if a cleaning tool is provided.

Surveys

Because hot takes deserve votes.

Sound Quality

How would you rate the overall sound quality of these headphones?

Excellent — Clear, balanced, and immersive sound
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Very good — Great clarity with rich tones
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Decent — Clear mids but limited depth
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Average — Lacks detail or balance
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Poor — Muffled or distorted sound
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M

Bass Performance

How strong and accurate is the bass performance on these headphones?

Powerful — Deep and clean low-end
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Strong — Noticeable and satisfying bass
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Balanced — Good mix of lows and highs
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Weak — Light or flat bass response
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Poor — No real bass presence
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M

Comfort and Fit

How comfortable do these headphones feel during long listening sessions?

Extremely comfortable — Feels weightless for hours
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Comfortable — Slight pressure after long use
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Average — Fine for short periods
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Tight — Uncomfortable after an hour or two
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Unpleasant — Difficult to wear for long
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M

Noise Cancellation

How effective is the noise cancellation feature on these headphones?

Excellent — Blocks over 90% of external noise
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Good — Reduces most background sounds
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Fair — Works in moderate noise only
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Weak — Minimal difference noticed
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Poor — Hardly blocks any noise
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M

Battery Life

How long does the battery last on a full charge?

Excellent — Over 40 hours
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Good — 30 to 40 hours
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Average — 20 to 30 hours
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Short — 10 to 20 hours
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Very short — Under 10 hours
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M

Build Quality and Durability

How durable and sturdy do these headphones feel?

Very durable — Lasts over 5 years
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Solid — Feels high-quality and strong
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Decent — Works fine but not rugged
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Weak — Shows wear within a year
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Fragile — Breaks or cracks easily
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M

Connectivity

How smooth and reliable is the Bluetooth or wired connection of these headphones?

Excellent — Connects instantly, never drops
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Good — Stable with rare issues
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Decent — Occasional lag or delay
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Weak — Disconnects sometimes
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Poor — Frequently loses connection
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M

Design and Style

How stylish and appealing do these headphones look?

Very stylish — Modern and premium design
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Attractive — Clean and sleek look
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Decent — Looks fine but simple
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Basic — Functional but plain
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Unappealing — Bulky or outdated design
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M

Portability

How easy is it to carry and store these headphones when not in use?

Very portable — Folds compactly and lightweight
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Easy to carry — Compact with carrying case
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Manageable — Moderate size and weight
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Bulky — Hard to pack in small bags
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Very bulky — Difficult to travel with
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M

Pricing

How would you describe the price of these headphones for their sound and features?

Great value for money
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Pretty good price
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Fair deal
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Kinda pricey
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M
Crazy expensive
0 Votes
Sennheiser HD 660S2
0 Votes
beyerdynamic DT 770 M

Guides 2

Files 1

Sennheiser HD 660S2 Manual

graphassets.com
graphassets.com

Files 1

beyerdynamic DT 770 M Manual

equipboard.com
equipboard.com

Reviews 0

The good, the bad, and the brutally honest.

Average Rating

Sennheiser
Sennheiser
Sennheiser HD 660S2
Sennheiser HD 660S2
0 / 5 0 Reviews
beyerdynamic
beyerdynamic
beyerdynamic DT 770 M
beyerdynamic DT 770 M
0 / 5 0 Reviews

Discussions 0

Thoughts, takes, and hot debates.

Awards 0

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Collections 0

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beyerdynamic DT 770 M
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vs