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Sennheiser HD 550 vs Sony WH-CH730N

Product A: Sennheiser

HD 550

51 of 161 known
Change Sennheiser HD 550

Compare the Sony WH-CH730N with

Product B: Sony

WH-CH730N

89 of 161 known
Change Sony WH-CH730N

Compare the Sennheiser HD 550 with

79 of 152 fields differ

Download CSVDownload JSON
  • 29 different values
  • 50 known for one only
  • 10 the same
  • 63 missing for both

Biggest differences

Each bar uses the scale of all 149 headsets and headphones.

  1. Driver sizeA: 38mmB: 30mmSennheiser is 8 mm higher.

Weight

0 to 400 g

Headset weight
A237g
B207g

All 161 fields

Every value links to where we found it.

ASennheiser HD 550
BSony WH-CH730N

General

6 of 8 differ
Series
HD 5001Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026Page 2 identifies HD 500 series.
CH26Retailer pagesonycentresdirect.co.uk/p-94532-wh-ch730n-wireless-noise-cancelling-headphones-black.aspxRead 7 October 2026Sony Premium Reseller exact model description explicitly names the CH-series. Retain the named family CH, not an invented WH-CH7xx subseries.
Model numbers
HD 550, 7004551Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026
YY3006, WHCH730NB.CE71Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Page 1 cover explicitly names this regulatory model.25Retailer pageiwant.cz/Sony-WH-CH730N-bezdratova-sluchatka-cerna-p214471Read 7 October 2026Black CE7 order code only. YY3006 remains the shared regulatory model. Exact colour/order-code mapping in variants. Other colour order codes not inferred.26Retailer pagesonycentresdirect.co.uk/p-94532-wh-ch730n-wireless-noise-cancelling-headphones-black.aspxRead 7 October 2026Black CE7 order code only. YY3006 remains the shared regulatory model. Exact colour/order-code mapping in variants. Other colour order codes not inferred.
GTIN / EAN
4260752333498, 8100912735861Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026Page 3 Technical Data. Maker V02 EN, February 17 2025, mirrored by Geizhals.
454873617972125Retailer pageiwant.cz/Sony-WH-CH730N-bezdratova-sluchatka-cerna-p214471Read 7 October 2026Known Black CE7 EAN 4548736179721 maps only to that exact colour/order-code variant. Other colours are not assigned this EAN.26Retailer pagesonycentresdirect.co.uk/p-94532-wh-ch730n-wireless-noise-cancelling-headphones-black.aspxRead 7 October 2026Known Black CE7 EAN 4548736179721 maps only to that exact colour/order-code variant. Other colours are not assigned this EAN.
Announced
19 March 20252Press releasecdn.uc.assets.prezly.com/125ff0a6-9592-4c48-be8d-28f7b3273ca5/-/inline/no/Press_Release_Sennheiser_HD_550_EN.pdfRead 23 October 2026
7 September 20263Press releasesony.mediaroom.com/2026-09-07-Sony-Electronics-Introduces-WH-1000XM4C-M4-2nd-Gen-Wireless-Noise-Cancelling-Headphones-and-Updates-Popular-Mid-and-Entry-Level-Wireless-Headphones-with-WH-CH730N-and-WH-CH530Read 5 October 2026Dated maker release, announcement date separate from first retail availability.
Status
Available3Maker product pageus.sennheiser-hearing.com/products/hd-550Read 23 October 2026
Available11Maker product pageelectronics.sony.com/audio/headphones/headband/p/whch730n-wRead 7 October 2026Exact current US WH-CH730N/W offered for purchase. Original September 7 release separately says available now. Current discounted price is not substituted for launch MSRP.
Predecessor
Not available
Sony WH-CH720N12Reviewsoundguys.com/sony-wh-ch730n-review-162849Read 7 October 2026Explicit model replacement. Existing predecessor product slug independently checked in repository. Maker release also identifies a predecessor model without its number.
Successor
Not available
Not available
Launch price (US)
$299.952Press releasecdn.uc.assets.prezly.com/125ff0a6-9592-4c48-be8d-28f7b3273ca5/-/inline/no/Press_Release_Sennheiser_HD_550_EN.pdfRead 23 October 2026Page 3 launch MSRP $299.95 USD before tax.
$179.999Press releasesony.mediaroom.com/2026-09-07-Sony-Electronics-Introduces-WH-1000XM4C-M4-2nd-Gen-Wireless-Noise-Cancelling-Headphones-and-Updates-Popular-Mid-and-Entry-Level-Wireless-Headphones-with-WH-CH730N-and-WH-CH530Read 5 October 2026Model-specific pricing and availability $179.99 USD suggested price. Not regional EUR amount.
Launch price (EU)
€299.92Press releasecdn.uc.assets.prezly.com/125ff0a6-9592-4c48-be8d-28f7b3273ca5/-/inline/no/Press_Release_Sennheiser_HD_550_EN.pdfRead 23 October 2026Page 3 launch MSRP EUR 299.90, including VAT as published.
Not available
Markets
Not available
GB, US, JP8Press releasesony.co.uk/presscentre/sony-introduces-wh-1000xm4c-wireless-noise-cancelling-headphones-and-updates-popular-mid-and-entry-level-wireless-headphones-with-wh-ch730n-and-wh-ch530Read 7 October 2026Documented markets only, not exhaustive worldwide coverage. UK/Europe release, direct current US maker store, and exact Japanese maker product table establish these regions. Regional retail bundles/USB charging cable and market-specific warranty are separately scoped in source notes.27Maker product pageelectronics.sony.com/audio/headphones/headband/p/whch730n-wRead 7 October 2026Exact current US WHCH730N/W store. Market presence only, not universal bundle/warranty.28Maker product pagesony.jp/headphone/products/WH-CH730N/specRead 7 October 2026Exact Japanese maker model page, current NEW product. Market presence, not inherited regional cable or warranty.
Colours
Black7Reviewtechradar.com/gaming/sennheiser-hd-550-reviewRead 23 October 2026Design describes black finish.
Black, White, Pink, Beige, Blue8Press releasesony.co.uk/presscentre/sony-introduces-wh-1000xm4c-wireless-noise-cancelling-headphones-and-updates-popular-mid-and-entry-level-wireless-headphones-with-wh-ch730n-and-wh-ch530Read 7 October 2026European maker launch list. US calls Beige Oat, not a second physical headset.
Segment
Music3Maker product pageus.sennheiser-hearing.com/products/hd-550Read 23 October 2026Maker categorizes these as audiophile headphones for critical music listening.
Music2Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Maker music-listening headband headphone category, rather than an INZONE gaming headset.

Design

2 of 7 differ
Form factor
Over-ear4Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026Page 3 technical specifications: wired headband, over-ear circumaural, open-back.
Over-ear6Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Maker comfort section explicitly over-ear.
Ear cup enclosure
Open4Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026
Closed5Maker product pagesony.jp/headphone/products/WH-CH730N/specRead 5 October 2026Headphone type: closed.
Wearing style
Headband4Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026
Headband1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Location and function of parts chapter labels the headband and left/right units.
Folding
None11Measurementdiyaudioheaven.wordpress.com/measurements/brands-s-se/hd550Read 23 October 2026Specifications explicitly says collapsible No.
Flat and inward15Maker product pagesony.co.uk/headphones/products/wh-ch730n/feature-2Read 7 October 2026All-day Comfort maker figure caption and inspected original figure feature2-2_M-9: earcup surfaces rotate flat and an earcup hinges inward within the headband. Both mechanisms visible, not a dimensional estimate. What Hi-Fi hands-on explicitly says hinges swivel side-to-side and now up and inwards. No CH720N-only folding facts inherited.
Swivelling ear cups
Yes11Measurementdiyaudioheaven.wordpress.com/measurements/brands-s-se/hd550Read 23 October 2026Build description distinguishes sideways swivel from limited vertical tilt.
Yes1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Wearing chapter confirms rotating unit axis. Maker folded-product image and exact JB Hi-Fi lightweight over-ear design can swivel and fold corroborate rotation relative to headband. Tilting alone is not the evidence.
RGB lighting
Not available
Not available
Lighting zones
Not available
Not available

Drivers and sound

11 of 20 differ
Driver type
Dynamic5Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026
Dynamic5Maker product pagesony.jp/headphone/products/WH-CH730N/specRead 5 October 2026Headphone driver unit: dynamic, 30 mm. Exact CH730N, not CH720N.
Driver size
38mm6Press releasecdn.uc.assets.prezly.com/125ff0a6-9592-4c48-be8d-28f7b3273ca5/-/inline/no/Press_Release_Sennheiser_HD_550_EN.pdfRead 23 October 2026Page 1 custom 38 mm transducer.
30mm5Maker product pagesony.jp/headphone/products/WH-CH730N/specRead 5 October 2026Same published 30 mm largest playback driver.
Drivers per side
Not available
Not available
Diaphragm material
Laminate plastic foil7Reviewtechradar.com/gaming/sennheiser-hd-550-reviewRead 23 October 2026Design and features quotes maker on diaphragm construction.
Not available
Magnet
Not available
Not available
Frequency response (wired or passive)
Min6 HzMax39.5 kHz5Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026
Min6 HzMax20 kHz4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026Page 114: 6 Hz to 20 kHz IEC, headphone cable with power on. JP spec table calls JEITA instead. Current English guide test standard retained.
Wireless audio transmission band
Not available
Min20 HzMax20 kHz5Maker product pagesony.jp/headphone/products/WH-CH730N/specRead 5 October 2026A2DP transmission band 20 Hz to 20 kHz at 44.1 kHz sampling, not acoustic driver response.29Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wh-ch730n/specificationsRead 7 October 2026UK exact expanded table explicitly 20 Hz to 20000 Hz at sampling frequency 44.1 kHz. A2DP transport range, not acoustic playback response. Bitrate not published.
Impedance (passive when specified)
150Ω5Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026
25Ω4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026Page 114: 25 ohms at 1 kHz with headset off. Powered figure is 100 ohms.
Sensitivity (passive when specified)
106.7dB5Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026Page 3: 106.7 dB SPL at 1 kHz / 1 Vrms.
100dB4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026Page 114: 100 dB/mW with headset off. Powered figure is 108 dB/mW.
Sensitivity reference
Per 1 V5Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026
Per 1 mW4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026Page 114 explicitly dB/mW.
THD (claimed)
0.2%5Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026Page 3: less than 0.2% at 1 kHz / 90 dB SPL. Stored upper bound.
Not available
Max input power
Not available
Not available
Max digital audio sample rate
Not available
Not available
Max digital audio bit depth
Not available
Not available
DAC
Not available
Not available
Personalised sound
Not available
Not available
Onboard EQ
No12Maker product pageus.sennheiser-hearing.com/products/hd-550Read 23 October 2026Maker explicitly describes a direct analog signal path with no electronics. No powered noise cancellation, digital USB audio or stored electronic equalizer.
Yes16Maker product pagesony.com/electronics/support/wireless-headphones-bluetooth-headphones/wh-ch730n/software/00269130Read 7 October 2026Current Sony Sound Connect support linked to WH-CH730N: no PC app, configured smartphone functions carry over to PC, includes Equalizer. Exact model guide and UK sound page independently confirm its actual EQ. Generic app features vary by model, so only the known-supported EQ inherits this carry-over statement. Stored headset EQ over active Bluetooth without a PC app. Analog/passive EQ operation not established. Other generic app features are not inherited.
Custom EQ bands
Not available
106Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Sound section upgraded 10-band custom EQ.
EQ presets
Not available
Clear17Reviewwhathifi.com/headphones/sony-wh-ch730nRead 7 October 2026October 2 exact-model hands-on review actually selected Clear in Sony app. Only explicitly identified preset retained. Maker says Game EQ but does not list every named game preset. Do not inherit old Headphones Connect preset names from another headset.
Volume limit
Not available
Not available

Spatial audio

1 of 3 differ
Spatial audio support
Not available
360 Reality Audio4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026About 360 Reality Audio chapter: app/service ear-shape setup for supported content.
Spatial audio licence included
Not available
Not available
Head tracking
Not available
Not available

Noise cancelling

7 of 10 differ
Active noise cancelling
No12Maker product pageus.sennheiser-hearing.com/products/hd-550Read 23 October 2026Maker explicitly describes a direct analog signal path with no electronics. No powered noise cancellation, digital USB audio or stored electronic equalizer.
Yes6Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Dual Noise Sensor section.
ANC type
Not available
Hybrid18Maker product pagesony.jp/headphone/products/WH-CH730N/feature_1Read 7 October 2026Exact model Japanese maker noise-cancellation section: two feedforward and two feedback microphones, four total across both sides. Both outside/feedforward and inside/feedback architecture, mapped to hybrid. Call mic count is separate.
ANC microphones
Not available
46Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Two ANC microphones in each earcup, four total. Call-microphone count is separate and not inferred.
Adaptive ANC
Not available
Yes6Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Dual Noise Sensor section describes detecting habits and automatically adapting noise/ambient settings.
ANC levels
Not available
Not available
ANC attenuation (claimed)
Not available
Not available
Transparency mode
Not available
Yes6Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Same section Ambient Sound Modes.
Adjustable transparency
Not available
Yes6Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 202620 ambient-control levels are transparency levels, not 20 ANC-strength levels.
Conversation detection
Not available
Not available
Wind noise reduction
Not available
Yes6Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Call section wind-noise reduction for speech and noise-cancelled listening.

Measured

3 of 21 differ
Frequency response notes
Bass rolls off gently below 25 Hz. The response stays within 3 dB from 25 Hz to 2 kHz. Treble has a peak near 13 kHz.11Measurementdiyaudioheaven.wordpress.com/measurements/brands-s-se/hd550Read 23 October 2026Flatbed rig with good seal, no smoothing. Reviewer applies microphone and low-frequency correction. Measurements published July 11 2025. Actual fit can differ.
Not available
Bass amount
Not available
Not available
Treble amount
Not available
Not available
Deviation from target
Not available
Not available
Consistency between fittings
Not available
Not available
Harmonic distortion
Not available
Not available
Sound leakage
Not available
Not available
Measured noise isolation
Not available
Not available
Noise isolation (measured, best)
Not available
Not available
Passive isolation (measured)
Not available
Not available
Mic quality notes
Not available
Lab call recordings show improved speech noise rejection, though it remains imperfect.19Measurementsoundguys.com/sony-wh-ch730n-review-162849Read 7 October 2026Three-day exact WHCH730N/L review. Controlled recordings supplied for ideal, office, street, windy and reverberant conditions. Reviewer explicitly finds decent call speech with improved rejection. Qualitative summary of the lab recordings, not maker marketing or a user poll. No numeric LFE/HFE/SNR, distance or recording level provided.
Mic low-frequency extension
Not available
Not available
Mic high-frequency extension
Not available
Not available
Mic speech-to-noise ratio
Not available
Not available
Measured latency
Not available
Not available
Bluetooth latency (measured, worst)
Not available
Not available
2.4 GHz latency (measured, worst)
Not available
Not available
Measured battery life
Not available
Not available
Battery life (measured, max)
Not available
Not available
Clamping force
Not available
Not available
Weight (measured)
238g(8.4 oz)11Measurementdiyaudioheaven.wordpress.com/measurements/brands-s-se/hd550Read 23 October 2026Measured specimen 238 g excluding cable. Maker claim stays 237 g.
Not available

Microphone

3 of 16 differ
Microphone
None7Reviewtechradar.com/gaming/sennheiser-hd-550-reviewRead 23 October 2026Base headphone has no microphone. Optional boom arm is excluded.
Built-in1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Parts and controls chapter identifies the integrated voice microphone(s).
Microphone element
Not available
Not available
Microphone pickup pattern
Not available
Not available
Voice microphones
Not available
Not available
Total microphones
Not available
Not available
Mic frequency response
Not available
Not available
Mic sensitivity
Not available
Not available
Mic signal-to-noise
Not available
Not available
Mic sample rate
Not available
Not available
Mic noise reduction
Not available
AI6Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Call section explicitly Deep Neural Network AI speech processing.
Flip to mute
Not available
Not available
Mute button
Not available
Not available
Mute indicator
Not available
Not available
Sidetone
Not available
Yes1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Receiving and making calls chapters explicitly play the wearer voice through the headphones. Adjustable sidetone is not assumed.
Adjustable sidetone
Not available
Not available
Foam microphone windscreen
Not available
Not available

Connectivity

14 of 20 differ
Audio connections
Analog8Reviewsoundguys.com/sennheiser-hd-550-review-134419Read 23 October 2026
Analog, Bluetooth4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026Guide Bluetooth setup chapters and page 71 supplied analog headphone cable. USB is charging only, USB audio not claimed.
Analog source plugs
3.5 mm TRS, 6.35 mm8Reviewsoundguys.com/sennheiser-hd-550-review-134419Read 23 October 2026
3.5 mm TRS5Maker product pagesony.jp/headphone/products/WH-CH730N/specRead 5 October 2026Gold-plated L-shaped stereo mini plug, audio-only TRS. Manual cable call path uses phone mic.
Cable connector on headset
2.5 mm8Reviewsoundguys.com/sennheiser-hd-550-review-134419Read 23 October 2026Connectivity section explicitly identifies 2.5 mm locking headset end and 3.5 mm TRS source end.
3.5 mm4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026Page 71 headphone input jack and stereo-mini connection diagram.
Longest included cable
1.8m9Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026
1.2m5Maker product pagesony.jp/headphone/products/WH-CH730N/specRead 5 October 2026Published approximately 1.2 m detachable headphone cable. Regional charging cable not counted.
Headset USB plug or port
Not available
USB-C1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Parts and controls labels USB Type-C charging port.
Audio over USB-C cable
No12Maker product pageus.sennheiser-hearing.com/products/hd-550Read 23 October 2026Maker explicitly describes a direct analog signal path with no electronics. No powered noise cancellation, digital USB audio or stored electronic equalizer.
No12Reviewsoundguys.com/sony-wh-ch730n-review-162849Read 7 October 2026Exact WH-CH730N connection section explicitly excludes USB-C playback. USB-C is charging, while supplied TRS cable supports analog. No USB audio path inferred from connector presence.
Passive wired listening
Yes3Maker product pageus.sennheiser-hearing.com/products/hd-550Read 23 October 2026Direct analog signal path with no electronics and no charging or pairing.
Yes4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026Page 71 explicitly music playback when headset off. Built-in voice mic does not work through supplied cable, phone microphone used for calls.
Wireless receiver
Not available
Not available
Wireless receiver connector
Not available
Not available
Wireless range (claimed)
Not available
10m1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Printed page 100 Precautions. Approximate claimed Bluetooth range, subject to obstacles and electromagnetic environment. Not a measured range or connection guarantee.
Bluetooth
Not available
6.05Maker product pagesony.jp/headphone/products/WH-CH730N/specRead 5 October 2026Exact model specification table explicitly Bluetooth Version 6.0. This does not establish LE Audio or Auracast support by itself.
Bluetooth codecs
Not available
SBC, AAC, LC31Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Supported Codecs chapter gives the exact supported list. LC3 requires compatible LE Audio host and app connection setting, distinct from Classic Audio SBC/AAC.
LE Audio
Not available
Yes4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026LE Audio pairing chapter and Supported Codecs chapter explicitly LC3 playback. Compatible host required.
Auracast
Not available
Yes7Maker product pagesony.co.uk/headphones/products/wh-ch730n/feature-5Read 5 October 2026Next-generation Bluetooth audio section explicitly public broadcasts with Auracast. Compatible source/host required.
Bluetooth multipoint
Not available
Yes1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Connecting to 2 devices chapter, page 66. Audio streams switch, not mix.
Multipoint devices
Not available
21Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Same chapter page 66 explicitly two devices simultaneously.
Paired devices remembered
Not available
81Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Android pairing page 37: up to eight devices remembered, oldest registration replaced.
Mixes 2.4 GHz and Bluetooth audio
Not available
Not available
Fast pairing
Not available
Google Fast Pair, Microsoft Swift Pair7Maker product pagesony.co.uk/headphones/products/wh-ch730n/feature-5Read 5 October 2026Dedicated Fast Pair Android and Swift Pair Windows 11 sections.
Base station
Not available
Not available

Latency

1 of 2 differ
Low latency mode
Not available
Yes4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026App page 7 explicitly selectable Low latency for LE Audio. This is a distinct app setting, not a codec-latency guess.
Claimed latency
Not available
Not available

Compatibility

2 of 3 differ
Compatible platforms
PS5, PS4, Xbox Series X|S, Xbox One, Nintendo Switch7Reviewtechradar.com/gaming/sennheiser-hd-550-reviewRead 23 October 2026Comparison table explicitly lists these platforms. PC stored as Windows, corroborated by wired PC review. Mobile lacks named OS and is omitted.
Android, iOS, Windows, macOS1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Individual Bluetooth chapters explicitly name Android, iPhone, Windows and Mac. No console path inferred.
Connection per platform
ASennheiser HD 550
Not available
BSony WH-CH730N
PlatformConnectionMicrophone works
AndroidBluetoothYes
iOSBluetoothYes
WindowsBluetoothYes
macOSBluetoothYes
Source1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Exact Android/iPhone/Windows 11/Mac pairing chapters, music and call chapters. Printed page 91 computer video-call settings explicitly selects headset speaker and microphone, links Windows and Mac connection chapters. HFP/HSP host/application support required for classic Bluetooth calls. No console/Linux/SteamOS/analog-platform path guessed. LC3/LE host support separately qualified.
Official licence
Not available
Not available

Battery and charging

8 of 13 differ
Battery capacity
Not available
Not available
Swappable battery
Not available
Not available
Batteries included
Not available
Not available
Claimed battery life
ASennheiser HD 550
Not available
BSony WH-CH730N
ConnectionANCHours (h)
BluetoothYes50
BluetoothNo75
AnalogYes35
AnalogNo40
Source1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Printed guide 27 Available Operating Time separately lists AAC/SBC Bluetooth music 50 h ANC on / 75 h ANC and ambient off, and Headphone cable connected with power on 35 h ANC on / 40 h off. Identical 35/40 h Bluetooth communication table is separate and not stored. LC3 45/70 h music omitted because no codec column. EQ/DSEE/additional functions shorten maxima.
Battery life (claimed, max)
Not available
75h
Battery life with ANC (claimed)
Not available
50h
Battery life without ANC (claimed)
Not available
75h
Charging port
Not available
USB-C1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Charging chapter: USB Type-C cable to the charging port.
Full charge time
Not available
180min1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Charging page 24: approximately 3 h, explicitly defined as empty battery to full capacity. Converted to 180 min.
Quick charge time
Not available
3min1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Available Operating Time page 27: 3 minutes charging.
Quick charge playback
Not available
1h1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Same page: approximately 1 h music playback after 3 minutes. Codec and ANC condition of quick-charge result are not published.
Use while charging
Not available
Not available
Charging dock or stand
Not available
Not available

Controls

5 of 6 differ
Controls
Not available
Buttons4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026Pages 13-15 parts list: power, NC/AMB and volume/playback/call buttons.
Volume control
None7Reviewtechradar.com/gaming/sennheiser-hd-550-reviewRead 23 October 2026No onboard controls or volume dial.
Buttons4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026Page 22 volume up/down buttons. Analog-source controls are handled on source device.
Game and chat mix
Not available
Not available
Remappable controls
Not available
Yes4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026App pages 7-8 and Quick Access chapter: reassign NC/AMB button to app-service shortcut. Services vary by region.
Wear detection
Not available
No21Reviewthewalkmanblog.com/2026/09/05/sony-wh-ch730n-review/2Read 7 October 2026Exact retail unit reviewer explicitly checked this feature. Generic Sound Connect app list Pause when removed is model-dependent and not inherited. Voice assistant activation is not wear detection.
Voice assistant
Not available
Google Gemini, Google app, Siri4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026Google Gemini integration chapter plus Google app and Siri chapters pages 96-99. Google/Siri operated by held play/call button, no Hey Siri. Mainland-only Tencent Xiaowei excluded from European reference.

Comfort and build

7 of 11 differ
Headband type
Padded7Reviewtechradar.com/gaming/sennheiser-hd-550-reviewRead 23 October 2026
Padded12Reviewsoundguys.com/sony-wh-ch730n-review-162849Read 7 October 2026Physical band padding explicitly identified, corroborated by What Hi-Fi well-padded headband and WalkmanBlog thicker headband cushion. Not a suspension strap.
Headband material
Synthetic leather3Maker product pageus.sennheiser-hearing.com/products/hd-550Read 23 October 2026
Metal skeleton12Reviewsoundguys.com/sony-wh-ch730n-review-162849Read 7 October 2026Headband internal structural material only. Cushion covering material not identified. Does not claim the entire external headband is exposed metal.
Frame material
Plastic8Reviewsoundguys.com/sennheiser-hd-550-review-134419Read 23 October 2026Design describes plastic exterior and chassis.
Mostly matte plastic with a metal headband skeleton12Reviewsoundguys.com/sony-wh-ch730n-review-162849Read 7 October 2026Published mixed construction. Not an assertion of a pure-metal frame or precise metal alloy. Maker confirms some recycled body materials without identifying each part.
Ear cup material
Steel mesh covers3Maker product pageus.sennheiser-hearing.com/products/hd-550Read 23 October 2026Maker names steel covers. Entire cup construction is not claimed to be steel.
Not available
Ear pad material
Synthetic velour9Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026
Imitation leather20Retailer pagecoolblue.de/en/product/985573/sony-wh-ch730n-black.htmlRead 7 October 2026Exact WHCH730NB.CE7 retailer specification, with matching Blue CE7 listing corroborating same cushion covering. Covering material, not foam chemistry. Maker family comfort page only describes thermo-foamed wrinkle-free cushions, so no polyurethane grade or memory-foam composition inferred.
Replaceable ear pads
Yes9Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026
Yes1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Printed pages 15 to 16 provides removal and reattachment instructions. Consumables section page 101 discusses deteriorated pads. Independent SoundGuys and WalkmanBlog explicitly discuss removing and replacing pads, no sealed-pad inference.
Ear pad attachment
Not available
Stretch-over1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Printed page 15 insertion of flexible pad rim into unit grooves, with alignment notches. SoundGuys explicitly says slot-plus-extra pad material instead of snap-in, WalkmanBlog says pads slide on/off a lip. Mapped to stretch-over, not clips or magnets.
Ear pad opening
Width42Height71mm(1.7 × 2.8 in)11Measurementdiyaudioheaven.wordpress.com/measurements/brands-s-se/hd550Read 23 October 2026Specifications explicitly names inner pad width 42 mm and height 71 mm. Front/rear depth differs, so a single depth is omitted. SoundGuys labels 43 x 75 mm as ear cup dimensions without saying usable opening.
Not available
Ear tips included
Not available
Not available
Dust and water rating
Not available
Not available
User-replaceable parts
Ear pads, Audio cable9Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026Page 3 lists replacement cable and ear pads.
Ear pads, Battery assembly, Headphone cable22Owner's manualsony.com/electronics/support/res/manuals/5075/9ebcdf85a4f106789f2247bf73770af2/50750455M.pdfRead 7 October 2026European/UK reference guide page 1 expressly gives battery replacement steps with a Phillips screwdriver and replacement of protective enclosure together with battery. Self-repair, not normal-use hot swap. Ear pads are removable/reattachable in model help guide. Detachable headphone cable replaceability explicitly supported by SoundGuys and exact guide connector procedure. Use manufacturer-compatible battery assembly, availability period not asserted.

Software

3 of 3 differ
Companion app
Not available
Sony | Sound Connect1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Using Sound Connect app chapter explicitly names the current app.
App platforms
Not available
Android, iOS1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Same chapter directs installation from Google Play or Apple App Store.
User firmware updates
Not available
Yes1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026App chapter lists Update Software and dedicated firmware-update chapter.

Dimensions and weight

1 of 2 differ
Headset weight
237g(8.4 oz)9Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026Page 3 explicitly excludes cable.
207g(7.3 oz)1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Specifications chapter: approximate 207 g. Detachable cable inclusion is not stated.
Headset dimensions
Not available
Not available

Certifications

1 of 3 differ
Hi-Res Audio
Not available
Not available
Communication certifications
Not available
Not available
FCC ID
Not available
AK8YY300623Regulatory filingfccid.io/AK8YY3006Read 7 October 2026Official FCC grant mirror, Sony Group Corporation, April 22 2026. Exact YY3006-to-CH730N identity supplied by maker reference-guide cover. Only public grant/label metadata read. Internal photos embargoed until October 20 2026 were not downloaded or used.
Other certifications
Not available
360 Reality Audio Certified24Maker product pagesony.co.uk/headphones/products/wh-ch730n/feature-3Read 7 October 2026Exact model Sound Quality section. Certification for personalised ear-shape spatial audio. Supported streaming app/subscription required. Does not imply a bundled paid streaming or spatial licence, and not Hi-Res Audio certification.

In the box

3 of 3 differ
In the box
HD 550 headphones, 1.80 m cable with 3.5 mm jack plug, 3.5 to 6.35 mm screw-on jack adapter, Drawstring bag, Safety guide9Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026Page 3 complete box contents.
Wireless Noise Canceling Stereo Headset, Headphone cable, Documents4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026Page 12: headset, headphone cable and documents. USB-C to USB-C charging cable is conditional by model/country, so not inherited into European base. Hello Kitty pouch bundle excluded.
Cables included
ASennheiser HD 550
TypeLength (m)Count
2.5 mm locking headset plug to 3.5 mm stereo plug1.81
Source9Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026
BSony WH-CH730N
TypeLength (m)Count
Headphone cable1.21
Source5Maker product pagesony.jp/headphone/products/WH-CH730N/specRead 5 October 2026One headphone cable per guide page 12, approximate maker length 1.2 m from exact JP spec.
Carrying case
Soft9Maker spec sheet (PDF)gzhls.at/blob/ldb/2/9/c/b/88e1c5f7d6f57d4eddbdef407b2427546a53.pdfRead 23 October 2026
None1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Printed page 12 full standard box contents excludes a carrying case. European retail WalkmanBlog explicitly says no travel case supplied and no case mentioned in reference guide. Sony x Hello Kitty pouch/tote collaboration is a separate limited bundle, not inherited.

Warranty

1 of 1 differ
Manufacturer warranty (source market)
2years3Maker product pageus.sennheiser-hearing.com/products/hd-550Read 23 October 2026US maker page includes a 2-year manufacturer warranty.
1year14Maker product pageservices.sony.co.uk/support/en/warranty/generalRead 7 October 2026UK manufacturer European guarantee terms, from original purchase. Two years applies to Xperia and is not borrowed. Statutory rights and registration-based selected-model extensions are separate. Web attempt 403 but ordinary direct curl 200 retrieved full current guarantee. Exact headset UK support links Repair/Warranty service.

Both are also in the API. Back to all headsets and headphones.