Scored using Headphones Methodology v1.0
Headphones Methodology v1.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontum Headphones Methodology v1.0: technical specifications plus authentic consumer ratings, with 0% commercial bias.
Explore Headphones Methodology v1.0

Sennheiser HD 550 Review | 93 Data compared

Avg. price:~£210Form factor:over-earConnectivity:wiredBattery life:N/A hoursActive noise cancellation (ANC):no

Sennheiser HD 550 Review: Compare 93 technical specifications and user reviews to see how this product ranks in the Headphones category and whether it is worth buying.

Sennheiser HD 550
5.8/10

Overall score

Score
5.8/ 10
✕
What it is
An overall evaluation of the headphones' quality, based on technical analyses and user reviews.
When it matters
When you need a quick reference to identify the best headphones on the market.
Score distribution
▼
<55-66-77-88-99-10
Score components

80%

5.3

Technical score

20%

8.0

User score

▼Worse than 72% of headphones
6.9

Value for money

Value for money
6.9/ 10
✕
What it is
An indicator that combines the headphones' overall rating with their cost.
When it matters
When you are looking for headphones that offer a strong balance of performance, features, and price.
Score distribution
▼
<55-66-77-88-99-10
Score components

70%

5.8

Overall score

30%

9.4

Price

▼Worse than 79%
5.3

Technical score

Technical score
5.3/ 10
✕
What it is
An assessment of technical performance for products in the Headphones category across these key areas: Sound, Calls & Controls, Connectivity, Features, Battery, Design.
When it matters
When you want to compare headphones based on technical performance and available features.
Score distribution
▼
<55-66-77-88-99-10
Score components

52%

5.8

Sound

20%

4.0

Features

10%

7.2

Design

8%

4.0

Connectivity

6%

4.0

Battery

4%

4.9

Calls & Controls

▼Worse than 85%
8.0

User score

User score
8.0/ 10
✕
What it is
A rating that combines user reviews and the total number of reviews received by the headphones.
When it matters
When you want to understand how headphones perform in real listening and how reliable they are in terms of comfort, audio quality, battery life, and long-term use.
Score distribution
▼
<55-66-77-88-99-10
Score components

70%

9.3

User ratings

30%

5.0

Number of reviews

Based on ratings from across the web.
▲Better than 70%
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Where to buy
*As an Amazon Associate, we earn from qualifying purchases.
Best rankings
Available: ranking among products currently available (including other versions of this product).All: ranking among all products in the database.
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Technical Specifications of pair of headphones Sennheiser HD 550

Technical score
Technical score
5.3/ 10
✕
What it is
An assessment of technical performance for products in the Headphones category across these key areas: Sound, Calls & Controls, Connectivity, Features, Battery, Design.
When it matters
When you want to compare headphones based on technical performance and available features.
Score distribution
▼
<55-66-77-88-99-10
Score components:

52%

5.8

Sound

20%

4.0

Features

10%

7.2

Design

8%

4.0

Connectivity

6%

4.0

Battery

4%

4.9

Calls & Controls

5.3
User score
User score
8.0/ 10
✕
What it is
A rating that combines user reviews and the total number of reviews received by the headphones.
When it matters
When you want to understand how headphones perform in real listening and how reliable they are in terms of comfort, audio quality, battery life, and long-term use.
Score distribution
▼
<55-66-77-88-99-10
Score components

70%

9.3

User ratings

30%

5.0

Number of reviews

Based on ratings from across the web.
8.0
Popularity
Popularity
5.0/ 10
✕
What it is
An indicator based on the number of reviews received by the headphones.
When it matters
When you prefer headphones that have already been chosen and reviewed by many other users.
Score distribution
▼
<55-66-77-88-99-10
Popularity:
Sennheiser HD 550 has a popularity score of 5 points, which is lower than that of 58.9% of products in this category.
5.0
Value for money
Value for money
6.9/ 10
✕
What it is
An indicator that combines the headphones' overall rating with their cost.
When it matters
When you are looking for headphones that offer a strong balance of performance, features, and price.
Score distribution
▼
<55-66-77-88-99-10
Score components:

70%

5.8

Overall score

30%

9.4

Price

6.9
Active noise cancellation (ANC)
no
This pair of headphones does not support active noise cancellation. 27.5% of headphones support active noise cancellation.
Driver type
dynamic
Driver size
38 mm
This pair of headphones uses a driver size of 38 mm, smaller driver size than 71.5% of headphones and equal to 1% of headphones.
Number of drivers
1
This pair of headphones uses 1 drivers, fewer drivers than 4% of headphones and equal to 96% of headphones.
Lowest frequency
6 Hz
This pair of headphones reaches a lowest frequency of 6 Hz, lower lowest frequency than 84.5% of headphones and equal to 1.8% of headphones.
Show more
Noise-canceling microphone
no
This pair of headphones does not support a noise-canceling microphone. 39% of headphones support noise-canceling microphones.
Can be used as a headset
yes
This pair of headphones is headset-ready, 84.8% is not. 15.2% of headphones can be used as headsets.
Number of microphones
0
This pair of headphones has 0 microphones, fewer microphones than 73.2% of headphones and equal to 26.9% of headphones.
Boom microphone
no
This pair of headphones does not include a boom microphone. 13.5% of headphones have a boom microphone.
Microphone SNR
N/A
Show more
Connectivity
wired
This pair of headphones supports wired connectivity, less flexible connectivity than 49.2% of headphones and equal to 50.8% of headphones.
Bluetooth version
N/A
Maximum Bluetooth range
N/A
Audio latency
N/A
Multipoint support
no
This pair of headphones does not support multipoint. 30.6% of headphones support multipoint.
Show more
Ambient sound mode
no
This pair of headphones does not offer ambient sound mode. 24.9% of headphones support ambient sound mode.
EQ support
no
This pair of headphones does not support EQ customization. 23.2% of headphones support EQ.
Companion app
no
This pair of headphones does not work with a companion app. 21.6% of headphones support companion apps.
Adjustable ANC levels
N/A
Voice assistant support
no
This pair of headphones does not support voice assistants. 60.9% of headphones support voice assistants.
Show more
Battery life
N/A
Battery life with ANC
N/A
Charging time
N/A
Quick charge
no
This pair of headphones does not support quick charging. 33.1% of headphones support quick charge.
Battery capacity
N/A
Show more
Brand name
Sennheiser
Form factor
over-ear
Weight
237 g
This pair of headphones weighs 237 g, heavier than 56.7% of headphones and equal to 0.1% of headphones.
Acoustic design
open-back
Clamp force
2.5
This pair of headphones has a clamp force of 2.5, lower clamp force than 88.3% of headphones and equal to 3.7% of headphones.
Show more

Sennheiser HD 550 vs the average pair of headphones

246810TotalDesignSoundBatteryConnectivityCalls & ControlsFeatures
  • Hi-Res Audio certification
    This pair of headphones has Hi-Res Audio certification, the average pair of headphones does not. 23.1% of headphones are Hi-Res Audio certified.
  • 12 Hz lower bass extension
    This pair of headphones has a lower lowest frequency than the average pair of headphones (6 Hz vs 18 Hz). The average headphones reach a lowest frequency of 18 Hz.
    6 Hz vs 18 Hz
  • 19,500 Hz higher treble extension
    This pair of headphones has a higher highest frequency than the average pair of headphones (39,500 Hz vs 20,000 Hz). The average headphones reach a highest frequency of 20,000 Hz.
    39,500 Hz vs 20,000 Hz
  • 1.8 lower clamp force
    This pair of headphones has a lower clamp force than the average pair of headphones (2.5 vs 4.3). The average headphones have a clamp force of 4.3.
    2.5 vs 4.3
  • 11 mm more spacious earcup height
    This pair of headphones offers more spacious earcup height than the average pair of headphones (71 mm vs 60 mm). The average headphones offer an inner earcup height of 60 mm.
    71 mm vs 60 mm
  • NFC pairing
    This pair of headphones supports NFC pairing, the average pair of headphones does not. 11.7% of headphones support NFC pairing.
  • Open-back design
    This pair of headphones uses an open-back design, while the average pair of headphones does not. 9.1% of headphones have an open-back design.
  • 9 newer release date
    This pair of headphones was released more recently than the average pair of headphones (2025 vs 2016). The average headphones were released in 2016.
    March 2025
    2025 vs 2016
  • 1.8 lower clamp force
    This pair of headphones has a lower clamp force than the average pair of headphones (2.5 vs 4.3). The average headphones have a clamp force of 4.3.
    2.5 vs 4.3
  • 11 mm more spacious earcup height
    This pair of headphones offers more spacious earcup height than the average pair of headphones (71 mm vs 60 mm). The average headphones offer an inner earcup height of 60 mm.
    71 mm vs 60 mm
  • Open-back design
    This pair of headphones uses an open-back design, while the average pair of headphones does not. 9.1% of headphones have an open-back design.
  • 0.6 m longer cable length
    This pair of headphones offers a more useful cable length than the average pair of headphones (1.8 m vs 1.2 m). The average headphones have a cable length of 1.2 m.
    1.8 m vs 1.2 m
  • Hi-Res Audio certification
    This pair of headphones has Hi-Res Audio certification, the average pair of headphones does not. 23.1% of headphones are Hi-Res Audio certified.
  • 12 Hz lower bass extension
    This pair of headphones has a lower lowest frequency than the average pair of headphones (6 Hz vs 18 Hz). The average headphones reach a lowest frequency of 18 Hz.
    6 Hz vs 18 Hz
  • 19,500 Hz higher treble extension
    This pair of headphones has a higher highest frequency than the average pair of headphones (39,500 Hz vs 20,000 Hz). The average headphones reach a highest frequency of 20,000 Hz.
    39,500 Hz vs 20,000 Hz
  • Rechargeable battery
    This pair of headphones has a rechargeable battery, the average pair of headphones does not. 47.9% of headphones have a rechargeable battery.
  • NFC pairing
    This pair of headphones supports NFC pairing, the average pair of headphones does not. 11.7% of headphones support NFC pairing.
  • 9 newer release date
    This pair of headphones was released more recently than the average pair of headphones (2025 vs 2016). The average headphones were released in 2016.
    March 2025
    2025 vs 2016
  • No passive noise reduction
    This pair of headphones does not offer passive noise reduction, while the average pair of headphones does. 82.6% of headphones have passive noise reduction.
  • No voice assistant support
    This pair of headphones does not support voice assistants, the average pair of headphones does. 60.8% of headphones support voice assistants.
  • 2 mm smaller driver size
    This pair of headphones has smaller driver size than the average pair of headphones (38 mm vs 40 mm). The average headphones use a driver size of 40 mm.
    38 mm vs 40 mm
  • No battery indicator
    This pair of headphones does not show battery level clearly, while the average pair of headphones does. 56.3% of headphones have a battery level indicator.
  • 1 fewer microphones
    This pair of headphones has fewer microphones than the average pair of headphones (0 vs 1). The average headphones have 1 microphones.
    0 vs 1
  • 2 dB/mW lower sensitivity
    This pair of headphones has a lower sensitivity than the average pair of headphones (100 dB/mW vs 102 dB/mW). The average headphones have sensitivity of 102 dB/mW.
    100 dB/mW vs 102 dB/mW
  • 8.7% higher weight
    This pair of headphones is heavier than the average pair of headphones (237 g vs 218 g). The average pair of headphones weighs 218 g.
    237 g vs 218 g
  • 2.33x more expensive
    Sennheiser HD 550 is more expensive than the average pair of headphones (£210 vs £90).
    £210 vs £90
  • 2.33x more expensive
    Sennheiser HD 550 is more expensive than the average pair of headphones (£210 vs £90).
    £210 vs £90
  • 5.3% worse value for money
    Sennheiser HD 550 has worse value for money than the average pair of headphones (6.9 vs 7.3).
    6.9 vs 7.27
  • 8.7% higher weight
    This pair of headphones is heavier than the average pair of headphones (237 g vs 218 g). The average pair of headphones weighs 218 g.
    237 g vs 218 g
  • No passive noise reduction
    This pair of headphones does not offer passive noise reduction, while the average pair of headphones does. 82.6% of headphones have passive noise reduction.
  • 2 mm smaller driver size
    This pair of headphones has smaller driver size than the average pair of headphones (38 mm vs 40 mm). The average headphones use a driver size of 40 mm.
    38 mm vs 40 mm
  • 2 dB/mW lower sensitivity
    This pair of headphones has a lower sensitivity than the average pair of headphones (100 dB/mW vs 102 dB/mW). The average headphones have sensitivity of 102 dB/mW.
    100 dB/mW vs 102 dB/mW
  • No battery indicator
    This pair of headphones does not show battery level clearly, while the average pair of headphones does. 56.3% of headphones have a battery level indicator.
  • 1 fewer microphones
    This pair of headphones has fewer microphones than the average pair of headphones (0 vs 1). The average headphones have 1 microphones.
    0 vs 1
  • No voice assistant support
    This pair of headphones does not support voice assistants, the average pair of headphones does. 60.8% of headphones support voice assistants.

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

9.5
ShortCircuit
≈ estimated
14/11/2025
Hands-on review · sound tests and lab measurements
Verdict
Sennheiser HD 550 sounds great and is an easy recommendation for a simple wired pair, especially at its sale price.
9.0
SpookyFairy
✓ explicit
20/06/2025
Gaming and music review · sound, soundstage and build
Verdict
Sennheiser HD 550 is excellent for gaming and music, and a gamer would strongly recommend it.
7.0
Christian Svedin
≈ estimated
20/04/2025
Hands-on review · sound, build and comfort
Verdict
Sennheiser HD 550 sounds good and is comfortable, but a midrange peak and strong competition hold it back.
8.0
Super* Review
✓ explicit
08/06/2025
Comparison · HD 550 vs HD 505 sound and build tests
Verdict
Sennheiser HD 550 and HD 505 are close, but the reviewer prefers the cheaper HD 505 for its smoother sound.
Shop video
Shop video
Overview video
Not graded yet
Not graded yet

Expert reviews

In-depth analysis and verdict from leading tech publications

headfonia.com
26/07/2025
Hands-on test · Open-back headphones
Verdict
The Sennheiser HD 550 is a light, comfortable open-back that handles music, games and films well, but it suits quiet rooms only.
whathifi.com
02/06/2025
Listening review · Open-back comparison
Verdict
The Sennheiser HD 550 is a clean, neutral open-back that is comfortable and detailed, though its close relative, the HD 560S, sounds more open.
audioreviews.org
05/05/2025
Listening test · Open-back headphones
Verdict
The Sennheiser HD 550 is a leaner, tighter cousin of the HD 600 that feels very comfortable, but it lacks the HD 600's depth and soul.
T
techradar.com
23/05/2025
Summary of the review
t3.com
30/09/2025
Listening review · Wired open-back
Verdict
The Sennheiser HD 550 gives a full, uncolored picture of a recording, but its reserved, neutral sound can feel detached for entertainment.
musicphotolife.com
24/03/2025
Listening review · Reference open-back
Verdict
The Sennheiser HD 550 is a warm, balanced open-back and a comfortable everyday reference, though it isn't the best for extreme bass or instrument separation.
soundgale.com
06/01/2026
Listening review · Open-back headphones
Verdict
The Sennheiser HD 550 is a balanced, roomy open-back with a clear midrange, good for music, films and gaming, though its 8 kHz peak can sound sharp.
majorhifi.com
02/05/2025
Hands-on review · Reference open-back
Verdict
The Sennheiser HD 550 is a light, reference-style open-back with clear mids and an intimate soundstage, best for accurate listening rather than thunderous bass.
headfonics.com
24/05/2025
Hands-on review · Warm open-back
Verdict
The Sennheiser HD 550 is a clean open-back with warm mids, lighter and more comfortable than older HD 500 models, though it lacks treble sparkle and limits cable choice.
hifioasis.com
11/06/2025
Long-term test · Open-back headphones
Verdict
The Sennheiser HD 550 is a versatile open-back for music and gaming with wide imaging, but its headband can press on the top of your head.
M
majorhifi.com
13/05/2025
Summary of the review
C
crutchfield.com
09/01/2026
Summary of the review
kopfhoerer.de
26/03/2025
Hands-on test · Open-back Hi-Fi
Verdict
The Sennheiser HD 550 is a neutral, balanced open-back pair for music across genres that suits quiet rooms, though its plastic build feels less premium.
bonedo.de
31/03/2025
Practical test · Open-back Hi-Fi
Verdict
The Sennheiser HD 550 delivers detailed, transparent sound and a detachable cable, while its headband shape and dated plastic look won't suit everyone.
ratgeber.pcgameshardware.de
02/04/2025
Hands-on test · Wired Hi-Fi headphones
Verdict
The Sennheiser HD 550 is a detailed, neutral wired pair that rewards sitting down to listen, but its lack of buttons and mic limits gaming.
delamar.de
01/05/2025
Hands-on test · Home Hi-Fi headphones
Verdict
The Sennheiser HD 550 is a balanced, open-back pair with a strong midrange and a wide stage, but its thin headband pad and weaker bass punch may bother some.
mein-mmo.de
23/07/2025
Long-term test · Gaming and music
Verdict
The Sennheiser HD 550 is a light, neutral open-back pair that suits music and gaming, though it needs third-party software for EQ and its bass lacks punch.
gamers.at
23/09/2025
Hands-on test · Gaming with boom mic
Verdict
The Sennheiser HD 550 has studio-grade sound for gaming, and with the HD 500 BAM boom mic it handles chat well, though it lacks wireless.
connect.de
10/04/2026
Hi-fi review · Neutral open-back
Verdict
The Sennheiser HD 550 is a clear pick for neutral-sound fans who listen critically, but listeners wanting more punch should choose the HD 505.
hifitest.de
16/08/2025
Full review · Open-back hi-fi
Verdict
The Sennheiser HD 550 is a neutral, musical open-back that is worth its price for home listening, though its headband could be softer.

Third-party reviews

Based on ratings from across the web.
Reviews last updated: November 2026 · How we calculate this

What customers like about Sennheiser HD 550

  • Balanced and neutral sound signature suitable for critical listening and gaming
  • Exceptional midrange clarity and vocal presence
  • Lightweight construction (237g) provides high long-term comfort
  • Improved bass extension compared to classic HD 600 series
  • Lower clamping force compared to the HD 560S
  • Spacious soundstage with accurate imaging and instrument separation
  • User-serviceable design with easily replaceable pads and cables

What customers don't like about Sennheiser HD 550

  • Open-back design results in significant sound leakage and zero noise isolation
  • Lower-treble elevation (5-6 kHz) can sound 'gritty' or fatiguing to sensitive ears
  • Intimate soundstage width compared to some competitors
  • Mostly plastic build can feel slightly 'flimsy' or cheap
  • High impedance (150-ohm) requires a dedicated amplifier or DAC for optimal performance
  • Stock cable is noted by some users as being overly long or prone to tangling
  • Lack of a hard-shell carrying case at its price point

Verdict

The Sennheiser HD 550 is an over-ear, open-back headphone featuring 38mm dynamic transducers that deliver a neutral, balanced frequency response from 6 Hz to 39.5 kHz. With a nominal impedance of 150 Ω and a sound pressure level of 106.7 dB, it provides an expansive 3D soundstage and exceptional midrange clarity with a total harmonic distortion of less than 0.2%. Main characteristics include a lightweight 237g plastic chassis, breathable synthetic velour ear pads, and angled drivers designed to mimic natural hearing. Pros include its high comfort for long sessions due to low clamping force, faithful audio reproduction suitable for both music and gaming, and a detachable modular cable design. Cons include a lack of noise isolation due to the open-back design, a potentially flimsy plastic feel, and a slightly intimate soundstage compared to wider alternatives.

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