Headsets and headphones / Compare

Nothing Headphone (a) vs Sony WH-CH730N

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Product A: Nothing

Headphone (a)

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B

Product B: Sony

WH-CH730N

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Only differences

ANothing Headphone (a)

BSony WH-CH730N

General

6 of 8 differ

Series

Not available

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 numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

B1862Spec databaseifixit.com/Device/Nothing_Headphone_(a)Read 15 October 2026Specifications: Model number B186. The Amazon listing also prints Model Number B186. Retailer codes such as A11300038 at LDLC are not stored.

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

6974434227446, 6974434227453, 6974434227439, 69744342275696Maker product pagede.nothing.tech/products/headphone-aRead 15 October 2026Store variant data on the Nothing EU store: SKU and barcode 6974434227446 White, 6974434227453 Black, 6974434227439 Pink, 6974434227569 Yellow.

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.

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

5 March 20264Reviewtechradar.com/audio/wireless-headphones/the-nothing-headphone-a-are-here-and-they-rock-here-are-5-things-you-need-to-know-about-themRead 15 October 2026Article published 5 March 2026 on the launch. Pre-orders opened on 5 March 2026 and sales started on 13 March 2026 for white, black and pink. The yellow edition followed from 6 April 2026 (Hardware Busters). iFixit says the newsroom announcement was on 26 February, which is a teaser date.5Press articlehwbusters.com/news/nothing-launches-affordable-headphoneRead 15 October 2026Available starting March 13 for black, white and pink and April 6 for the limited-edition yellow. Pre-orders open at launch. The article gives EUR 189 for Greece, a country price that is not stored.

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

Available1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026The page sells the headphones at $199 with Add to bag.

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.

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

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.

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Not available

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$1991Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026$199 on the Nothing US store with an Add to bag button.3Reviewtechradar.com/audio/wireless-headphones/nothing-headphone-a-reviewRead 15 October 2026Official price $199 / GBP 149 / AU$329.

$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)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

€1596Maker product pagede.nothing.tech/products/headphone-aRead 15 October 2026German Nothing store lists EUR 159. Trusted Reviews and GSMArena give the same EUR 159 MSRP at launch. Tax treatment is not stated.13Reviewtrustedreviews.com/reviews/nothing-headphone-aRead 15 October 2026MSRP of GBP 149 in the UK ($199 / EUR 159).14Press articlegsmarena.com/nothing_headphone_a_unboxing-news-72043.phpRead 15 October 2026At GBP 149 / $199 / EUR 159 you're getting a lot for not a lot.

Not available

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

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.

ColoursiThe maker's own colour names

White, Black, Pink, Yellow1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Colour picker: White, Black, Pink, Yellow.

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

Music1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Listed under Audio. Marketed for music listening with ANC, a tuned EQ and Hi-Res Audio. Stored as music.

Music2Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Maker music-listening headband headphone category, rather than an INZONE gaming headset.

Design

1 of 7 differ

Form factor

Over-ear2Spec databaseifixit.com/Device/Nothing_Headphone_(a)Read 15 October 2026Specifications: Type Over-ear.

Over-ear6Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Maker comfort section explicitly over-ear.

Ear cup enclosureiClosed, open or semi-open acoustic enclosure. This does not describe how the headset folds.

Closed2Spec databaseifixit.com/Device/Nothing_Headphone_(a)Read 15 October 2026Specifications: Enclosure Closed.

Closed5Maker product pagesony.jp/headphone/products/WH-CH730N/specRead 5 October 2026Headphone type: closed.

Wearing style

Headband8Reviewsoundguys.com/nothing-headphone-a-review-154232Read 15 October 2026Headband with a plastic friction band.

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.

FoldingiFlat means the ear cups rotate flat. Inward means the ear cups fold toward the headband.

None9Measurementsoundguys.com/product/nothing-headphone-aRead 15 October 2026Spec list: Foldable No. Which? also lists Headphones fold: No.10Reviewwhich.co.uk/reviews/headphones/nothing-headphone-aRead 15 October 2026Public spec list: Headphones fold No. The rest of the review is paywalled and was not used.

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 cupsiEar cups can rotate relative to the headband. Tilting alone does not count.

Yes16Reviewheadphonecheck.com/test/nothing-headphone-aRead 15 October 2026The rectangular earcups can both tilt and swivel.

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 zonesiNumber of independently controllable lighting areas across both ear cups.

Not available

Not available

Drivers and sound

13 of 20 differ

Driver type

Dynamic1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Page text: a 40 mm titanium-coated diaphragm with a next-gen magnet and voice-coil system. HeadphoneCheck calls them 40 mm dynamic drivers.16Reviewheadphonecheck.com/test/nothing-headphone-aRead 15 October 2026Custom-developed 40 mm dynamic drivers. Technical specifications: transducer principle dynamic.

Dynamic5Maker product pagesony.jp/headphone/products/WH-CH730N/specRead 5 October 2026Headphone driver unit: dynamic, 30 mm. Exact CH730N, not CH720N.

Driver sizeiDiameter of the largest sound driver. Do not use the microphone capsule diameter.

40mm1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table, Sound: Drivers 40 mm.

30mm5Maker product pagesony.jp/headphone/products/WH-CH730N/specRead 5 October 2026Same published 30 mm largest playback driver.

Drivers per sideiNumber of sound-producing transducers in one side, excluding microphones.

Not available

Not available

Diaphragm material

PEN+PU dome, titanium-coated1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table, Diaphragm: Dome material PEN+PU, Coating titanium-coated.

Not available

Magnet

Not available

Not available

Frequency response (wired or passive)iPublished acoustic range for wired listening, or the maker’s single range when no mode is distinguished. Power state and test standard belong in the source note.

Min20 HzMax40 kHz1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table, Sound: RF 20 Hz - 40,000 Hz. The row label is RF and no power state or test standard is given. Expert Reviews and iFixit repeat 20 Hz to 40 kHz.

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 bandiFrequency range of audio transmitted over the wireless connection, not the acoustic response of the driver. Codec, sampling rate and bitrate conditions belong in the source note. When the maker gives a range per codec, the widest range is stored and its codec goes in the source note.

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)iUse the headset-off value for a passive analog connection when the maker publishes both powered and passive values. Note the power state and test frequency.

16Ω17Retailer pageamazon.com/dp/B0G6L57FHVRead 15 October 2026Listing attribute: Impedance 16 ohm. The maker table has no impedance row. The listing also prints Model Number B186 and a 1 year manufacturer warranty. The power state is not stated. The listing title says 5 HD mics, which the maker does not support.

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)iUse the headset-off figure when both powered and passive values exist. The power or voltage reference, test distance and frequency belong in the source note.

Not available

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 referenceiPublished power or voltage reference for sensitivity. Do not assume 1 mW when the source gives only a dB value.

Not available

Per 1 mW4Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 5 October 2026Page 114 explicitly dB/mW.

THD (claimed)iPublished distortion figure or numerical upper bound. The source note states any less-than sign and test level.

Not available

Not available

Max input power

Not available

Not available

Max digital audio sample rateiHighest supported digital audio sample rate over a USB cable or wireless dongle. This is not the microphone rate or acoustic frequency response.

96kHz16Reviewheadphonecheck.com/test/nothing-headphone-aRead 15 October 2026Over USB-C under macOS the headphones are recognised automatically and support up to 24-bit/96 kHz. This is the reviewer's observation and the maker prints 24-bit/96 kHz only for LDAC.

Not available

Max digital audio bit depthiHighest published digital playback bit depth over a USB cable or wireless dongle.

24bits16Reviewheadphonecheck.com/test/nothing-headphone-aRead 15 October 2026Over USB-C under macOS the headphones support up to 24-bit/96 kHz.

Not available

DAC

Not available

Not available

Personalised soundiA manufacturer-supported hearing test or ear scan creates a device sound profile tailored to the listener. Generic equalizer adjustments do not count.

No16Reviewheadphonecheck.com/test/nothing-headphone-aRead 15 October 2026A personalised sound profile feature is missing compared to the Headphone (1).

Not available

Onboard EQiCustom playback EQ profiles stored in the headset and applied without the host app running. Note supported active connections. Receiver-only or software-only EQ does not count.

Not available

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 bandsiNumber of bands in the custom playback equalizer. Microphone EQ bands are excluded.

81Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Nothing X: advanced 8-band equaliser.

106Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Sound section upgraded 10-band custom EQ.

EQ presets

Balanced, More Bass, More Treble, Voice13Reviewtrustedreviews.com/reviews/nothing-headphone-aRead 15 October 2026Four default EQ settings. The names come from the Nothing support article on equalisers for the Headphone (a): Balanced, More Bass, More Treble and Voice, plus Custom and Advanced modes.15Maker product pagesupport.nothing.tech/hc/en-us/articles/44186010442001-How-many-equalisers-does-Nothing-Headphone-a-offerRead 15 October 2026Four preset EQ modes, Balanced, More Bass, More Treble and Voice, with Custom and Advanced modes. The page is behind a bot check, so the wording was read through search result text.

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

2 of 3 differ

Spatial audio supportiNamed headset or host spatial-audio systems that the maker or reviewer explicitly supports. A platform feature may require compatible hardware, software or a separate licence.

Static Spatial Audio: Cinema mode, Static Spatial Audio: Concert mode1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Nothing X: Static Spatial Audio modes inspired by live concerts and cinematic moments. SoundGuys and TechRadar name the two modes Cinema and Concert.3Reviewtechradar.com/audio/wireless-headphones/nothing-headphone-a-reviewRead 15 October 2026Spatial audio with Concert and Cinema modes, processed by Nothing, with no head tracking or Dolby Atmos.

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 includediA paid spatial-audio licence is bundled or embedded. Compatibility with a separately purchased app does not count.

Not available

Not available

Head tracking

No1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026TechRadar says there is no head tracking or Dolby Atmos. The maker page lists none.3Reviewtechradar.com/audio/wireless-headphones/nothing-headphone-a-reviewRead 15 October 2026You do not get head tracking or Dolby Atmos here.

Not available

Noise cancelling

4 of 10 differ

Active noise cancelling

Yes1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table, Noise Cancellation: Type ADAPTIVE ANC.

Yes6Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Dual Noise Sensor section.

ANC typeiFeedforward uses outside microphones. Feedback uses inside microphones. Hybrid uses both. Voice-call noise filtering is separate.

Hybrid1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: 2mic Hybrid ANC (single side). Page text: dual feedforward and feedback microphones.16Reviewheadphonecheck.com/test/nothing-headphone-aRead 15 October 2026The hybrid noise cancelling is effective in the low-frequency range.

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 microphonesiTotal microphones used for active playback noise cancellation across both sides. Do not substitute the total physical or voice microphone count.

41Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: Total 4 mics and 2mic Hybrid ANC (single side). Read as two ANC microphones on each earcup, as on the Headphone (1) Pro table where 5 per side makes 10 in total. Expert Reviews reads it as ANC on one side only.

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 ANCiNoise cancellation automatically changes with the environment or fit. Manually choosing a level does not count.

Yes1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: Type ADAPTIVE ANC.

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 levelsiNumber of adjustable cancellation strength steps. Off and transparency modes are excluded.

31Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Page text: three levels of Active Noise Cancellation. Expert Reviews names Low, Mid and High plus an Adaptive setting.12Reviewexpertreviews.co.uk/technology/headphones-audio/nothing-headphone-a-reviewRead 15 October 2026Three levels, Low, Mid and High, plus an Adaptive setting.16Reviewheadphonecheck.com/test/nothing-headphone-aRead 15 October 2026The app has a three-level ANC mode (Low, Medium, High) and an adaptive option.

Not available

ANC attenuation (claimed)

40dB1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: Depth up to 40 dB at 2000 Hz. Footnote 1: the 40 dB is a theoretical maximum from the Nothing laboratory and actual cancellation varies.

Not available

Transparency mode

Yes1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table, Features: Transparency mode.

Yes6Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Same section Ambient Sound Modes.

Adjustable transparency

No16Reviewheadphonecheck.com/test/nothing-headphone-aRead 15 October 2026The transparency mode offers no adjustable settings.

Yes6Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 202620 ambient-control levels are transparency levels, not 20 ANC-strength levels.

Conversation detectioniAudio pauses or lowers automatically when the wearer speaks. Voice assistant activation does not count.

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 notesiMeasured by a reviewer, not claimed by the maker

Against the SoundGuys house curve the response sits about 4 to 5 dB above it in the sub-bass, dips to about 7.5 dB below it near 250 Hz and rises to about 7 dB above it near 3 kHz. The treble stays above the curve to 10 kHz and rolls off above 12.5 kHz.9Measurementsoundguys.com/product/nothing-headphone-aRead 15 October 2026Lab chart, SoundGuys Headphone Preference Curve: about +3.7 to +5.1 dB from 20 Hz to 100 Hz, +2.5 dB at 125 Hz, -7.5 dB at 250 Hz, -0.1 dB at 1 kHz, +6.8 dB at 3.15 kHz, +4.0 to +4.9 dB at 5 to 6.3 kHz, +1.5 dB at 10 kHz, -6.4 dB at 16 kHz and -20.9 dB at 20 kHz. The SoundGuys target is its own house curve and the test rig is not named. iFixit describes a bass-forward signature with a dip near 200 Hz.

Not available

Bass amountiReviewer’s bass deviation from its stated target. Positive is more bass. Target and test method belong in the source note.

Not available

Not available

Treble amountiReviewer’s treble deviation from its stated target. Positive is more treble. Target and test method belong in the source note.

Not available

Not available

Deviation from targetiReviewer’s full-range error from its target curve. Do not substitute a regional bass or treble error.

Not available

Not available

Consistency between fittingsiReviewer’s standard deviation across repeated fittings. Test rig and fitting procedure belong in the source note.

Not available

Not available

Harmonic distortioniIndependently measured harmonic distortion, with test level and method in the source note.

Not available

Not available

Sound leakageiIndependently measured leakage at 30 cm. Playback level and method belong in the source note.

Not available

Not available

Measured noise isolationiIndependently measured attenuation. Positive values mean more noise reduction. ANC state, rig and frequency bands belong in the source note.

Not available

Not available

Noise isolation (measured, best)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Passive isolation (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic quality notesiMeasured by a reviewer, not claimed by the maker

On a phone call the voice was audible and intelligible but a little muffled, and traffic noise was fully silenced.11Reviewtomsguide.com/audio/headphones/nothing-headphone-a-reviewRead 15 October 2026Call quality section: the callee found the voice audible and intelligible but a little muffled, and traffic noise around the caller was completely silent. This is a phone-call listening test and not a lab measurement.

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 extensioniMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic high-frequency extensioniMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic speech-to-noise ratioiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Measured latencyiEnd-to-end latency measured by a reviewer for a specific connection, platform and codec. Firmware, method and operating mode belong in the source note.

Not available

Not available

Bluetooth latency (measured, worst)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

2.4 GHz latency (measured, worst)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Measured battery lifeiReviewer’s continuous playback test. State the connection, ANC and lighting where known. Unknown settings stay omitted and are described in the source note.

Not available

Not available

Battery life (measured, max)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Clamping forceiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Weight (measured)iIndependently weighed headset. A review that repeats the maker’s number does not qualify. Cable and microphone inclusion belong in the source note.

311g(11 oz)16Reviewheadphonecheck.com/test/nothing-headphone-aRead 15 October 2026Technical specifications: Weight without cable 311 g and with cable 328 g. Which? also lists 311 g. The maker states 310 g. The cable inclusion matches the maker basis because the headphones have a detachable cable.

Not available

Microphone

3 of 16 differ

MicrophoneiMain microphone used for speech. Secondary internal microphones may be described in the source note.

Built-in1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Built-in microphones for calls. No boom microphone appears in the box list or spec table.

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 patterniUse the maker’s exact named pattern. Unidirectional does not establish whether the capsule is cardioid, supercardioid or hypercardioid.

Not available

Not available

Voice microphonesiTotal microphones used for voice pickup or beamforming across both sides. ANC-only microphones are excluded.

31Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: 3 MIC ALGORITHM FOR CALLS. Page text: three microphones for Clear Voice Technology.

Not available

Total microphonesiEvery physical microphone across the headset, including call, ANC and calibration microphones. Shared microphones count once. Excludes microphones in charging cases or receivers, and vibration sensors. Use an explicitly published physical total, never a sum of overlapping role counts.

41Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: Total 4 mics. The Amazon listing title says 5 HD mics, which the maker table does not support.

Not available

Mic frequency responseiAcoustic microphone response, not its digital sampling rate. Connection-specific ranges belong in the source note.

Not available

Not available

Mic sensitivityiPublished microphone sensitivity. Reference such as dBV/Pa or dBFS, frequency and distance belong in the source note.

Not available

Not available

Mic signal-to-noiseiPublished microphone signal-to-noise ratio. Minimum or typical conditions belong in the source note.

Not available

Not available

Mic sample rateiExplicitly published digital microphone capture or speech sampling rate. State the audio route in the source note, or say it is unpublished. Internal capture does not prove the effective rate on every connection. Acoustic bandwidth, playback rate and generic microphone-chip capability do not qualify.

Not available

Not available

Mic noise reductioniProcessing that removes noise from transmitted speech. Playback ANC and a directional microphone alone do not count.

AI1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026AI-powered Clear Voice Technology trained on over 28 million real-world scenarios for calls.

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 indicatoriPublished indication of microphone mute. mechanical_marker is a visible physical marker showing the microphone's mute-switch position. LED options require an electronic light. The in-line controller option is for a mute light on a cable remote.

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 windscreeniA foam cover for the voice microphone. An internal metal mesh pop filter does not count.

Not available

Not available

Connectivity

9 of 20 differ

Audio connectionsiConnections that carry playback audio. Charging or firmware USB alone does not count as USB audio.

Bluetooth, Analog, USB1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Page text: LDAC over Bluetooth, and a USB-C or 3.5 mm connection. The box has a USB-C cable for charging and USB audio and a 3.5 mm cable.

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 plugsiAnalog plug(s) supplied for the source device, including adapters. The headset-side jack is listed separately.

3.5 mm TRS2Spec databaseifixit.com/Device/Nothing_Headphone_(a)Read 15 October 2026Specifications, Interface: Line-in 3.5 mm stereo.

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 headsetiConnection used by the playback cable at the headset. A fixed cable is not replaceable through a headset jack.

3.5 mm1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Page text: connect with a USB-C or 3.5 mm jack. TechRadar and Expert Reviews describe a 3.5 mm jack on the right earcup.

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 cableiLength of the longest supplied cable, including charging and dongle cables. Individual cable lengths are listed in Cables included.

1.2m1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026In the box: 3.5 mm audio cable 1.2 m and USB-C cable 1.2 m.

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 portiUSB plug or port on the headset or its included wired audio adapter. A charging-only USB port can appear here.

USB-C1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026In the box: USB-C cable (1.2M) for charging and USB audio.

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 cableiPlayback through a USB-C cable or included wired USB-C audio adapter. A charging-only USB-C port does not count.

Yes1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026In the box: USB-C cable (1.2M) (charging & USB Audio). TechRadar listened over USB-C in Hi-Res Audio.

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 listeningiAnalog playback works with the headset powered off or its battery empty. An active analog converter that needs headset power does not count.

Not available

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 receiveriDedicated wireless audio receiver or dongle. A wired USB sound card does not count.

None1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Bluetooth only. The box lists no receiver or dongle.

Not available

Wireless receiver connectoriPhysical USB connector on the receiver. Supplied extension cables and adapters are explained in the source note. Both means two native connector types.

Not available

Not available

Wireless range (claimed)iMaker’s advertised wireless range. Connection and indoor or outdoor conditions belong in the source note. Measured distance is not stored here.

10m1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table, Connectivity: Connection range 10 M.

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

5.41Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: Bluetooth version 5.4.

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 codecsiNamed Bluetooth audio codecs supported by this exact model. Host, firmware and operating-mode restrictions belong in the source note.

AAC, SBC, LDAC1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: Codecs AAC, SBC, LDAC.

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 AudioiLE Audio playback support. Bluetooth Low Energy for app control alone does not count.

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.

AuracastiAuracast broadcast audio support. Required phone, firmware and app conditions belong in the source note.

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 multipointiCan remain connected to multiple Bluetooth source devices at once. Mixing Bluetooth with a proprietary dongle is a separate field. A maker's dual connection to two Bluetooth devices at once counts.

Yes1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: Dual connection YES. SoundGuys says it is not true multipoint but two devices stay connected and swap streams. Dual connection is off by default and is switched on in Nothing X.8Reviewsoundguys.com/nothing-headphone-a-review-154232Read 15 October 2026Dual connection: two devices on the connections list swap audio streams at the same time, no true multipoint.

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 devicesiNumber of Bluetooth source devices connected at once, not the number remembered for later pairing.

21Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Dual connection: two devices.

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 audioiPlays both wireless audio streams at the same time. Automatic switching or Bluetooth standby does not count.

Not available

Not available

Fast pairing

Google Fast Pair, Microsoft Swift Pair1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table, Tech Integrations: Google Fast Pair and Microsoft Swift Pair.

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 modeiA selectable mode intended to reduce audio delay. A low-latency connection without a distinct mode does not count.

Yes1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: Low lag mode. TechRadar finds a low-lag mode for gaming in the app.3Reviewtechradar.com/audio/wireless-headphones/nothing-headphone-a-reviewRead 15 October 2026The app has a low-lag mode for gaming.

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 latencyiMaker’s claimed delay for the stated connection and mode. Minimum claims and host restrictions belong in the source note.

ANothing Headphone (a)

Connection	Mode	Latency (ms)
Bluetooth	Game Mode on Nothing phones	120

Source1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Footnote 3: latency can be as low as 120 ms when paired with Nothing phones with Game Mode on. This is a minimum claim for Nothing phones only.

BSony WH-CH730N

Not available

Compatibility

2 of 3 differ

Compatible platformsiPlatforms with a documented audio path. This does not imply every connection or microphone function works. Platform editions must be checked individually.

Android, iOS, Windows1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Page text: dual-device connections on Android, Windows and iOS. Spec table: Android 5.1 and above, iOS 13 and above.

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 platformiOnly explicitly documented playback paths for the exact model. Microphone support is separate. Leave unknown microphone support omitted. An Xbox and a PlayStation edition of one headset can connect differently, so it is per variant.

ANothing Headphone (a)

Not available

BSony WH-CH730N

Platform	Connection	Microphone works
Android	Bluetooth	Yes
iOS	Bluetooth	Yes
Windows	Bluetooth	Yes
macOS	Bluetooth	Yes

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

10 of 13 differ

Battery capacityiRated capacity of one headset battery. Do not use case, receiver or total multi-battery capacity.

1,060mAh1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table, Battery: 1060 mAh rechargeable lithium-ion.

Not available

Swappable batteryiBattery can be exchanged by the user as part of normal operation. Service or recycling disassembly does not count.

No2Spec databaseifixit.com/Device/Nothing_Headphone_(a)Read 15 October 2026Specifications, Battery: User-replaceable No.

Not available

Batteries includediNumber of headset batteries supplied, including the one already installed.

Not available

Not available

Claimed battery lifeiMaker’s maximum playback time per stated connection, codec, ANC, spatial audio and lighting settings. Name the spatial processing mode and other conditions in the source note. Unknown settings stay omitted.

ANothing Headphone (a)

Connection	ANC	Codec	Hours (h)
Bluetooth	No	AAC	135
Bluetooth	Yes	AAC	75
Bluetooth	No	LDAC	90
Bluetooth	Yes	LDAC	62

Source1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table, Playback: AAC ANC off up to 135 h, ANC on up to 75 h, LDAC ANC off up to 90 h, ANC on up to 62 h. Footnote 2: the 135 h figure is at 50% volume, AAC, default settings and 25 C from the Nothing laboratory. Expert Reviews prints 60 h for LDAC with ANC and iFixit prints 62 h, so the maker table is followed. The table also gives talk time of 72 h ANC off and 50 h ANC on, which has no field.

BSony WH-CH730N

Connection	ANC	Hours (h)
Bluetooth	Yes	50
Bluetooth	No	75
Analog	Yes	35
Analog	No	40

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)

135h=CalculatedFrom Claimed battery life

75h=CalculatedFrom Claimed battery life

Battery life with ANC (claimed)

75h=CalculatedFrom Claimed battery life

50h=CalculatedFrom Claimed battery life

Battery life without ANC (claimed)

135h=CalculatedFrom Claimed battery life

75h=CalculatedFrom Claimed battery life

Charging port

USB-C1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: Type-C wired charging.

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 timeiPublished time to fully charge a depleted headset. In-use charging can take longer.

120min1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table, Charging: Type-C wired charging to full 2 hours.

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 timeiCharge duration in the maker’s quick-charge claim. Read together with Quick charge playback.

5min1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table, Fast charging: 5 min charge.

3min1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Available Operating Time page 27: 3 minutes charging.

Quick charge playbackiPlayback gained from Quick charge time. Charger power, codec, volume and ANC conditions belong in the source note.

8h1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: 5 min charge gives 8 hours with ANC off and 5 hours with ANC on. Footnote 2: ANC off, 50% volume, AAC, default settings, 25 C. The ANC-off figure is stored.

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

Yes13Reviewtrustedreviews.com/reviews/nothing-headphone-aRead 15 October 2026A full charge from flat takes 2 hours, but you can charge them while you're listening.

Not available

Charging dock or stand

Not available

Not available

Controls

3 of 6 differ

Controls

Volume wheel, Buttons, Slider1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table, Controls: Roller for volume and play, Paddle for tracks, Button, and an On/Off switch. The Paddle and Button are stored as buttons, the Roller as a volume wheel and the switch as a slider.

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

Wheel1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Roller: roll right or left for volume up or down.

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 mixiBalances separate game and chat audio streams. Mixing Bluetooth and dongle source volume alone does not count. Supported platforms belong in the source note.

Not available

Not available

Remappable controlsiOn-device button, touch or dial functions can be reassigned. Changing EQ alone does not count.

Yes1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Footnote 5: Nothing Headphone (a) allows customisable controls. The Button functions are set in Nothing X.

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

No3Reviewtechradar.com/audio/wireless-headphones/nothing-headphone-a-reviewRead 15 October 2026No auto-pause feature (wearer detection).12Reviewexpertreviews.co.uk/technology/headphones-audio/nothing-headphone-a-reviewRead 15 October 2026The (1) have wear detection and the (a) do not.

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

ChatGPT1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: the Button can start ChatGPT. Footnote 7 says the default on iOS and Android is an AI smart assistant.

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

9 of 11 differ

Headband type

Not available

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

Liquid silicone1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Page text: form-fitting headband made of liquid silicone.

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

Flexible steel arms with metal injection molded hinges and a glass-fibre reinforced nylon slider1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Page text: flexible steel arms, Metal Injection Molding hinges and a sliding component of 55% glass fibre reinforced nylon. Trusted Reviews says the housings are plastic with steel hinges.

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

Plastic13Reviewtrustedreviews.com/reviews/nothing-headphone-aRead 15 October 2026Housings are all plastic apart from steel hinges. SoundGuys also calls the chassis mainly plastic.

Not available

Ear pad material

Memory foam with leatherette1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Page text: memory foam ear cups. Trusted Reviews says the cushions are covered with leatherette over memory foam.13Reviewtrustedreviews.com/reviews/nothing-headphone-aRead 15 October 2026Ear cushions covered with a leatherette material with soft memory foam underneath.

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

Not available

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 attachmentiHow a replacement ear pad attaches to the ear cup, not how the decorative outer cover attaches. A press-fit or snap-on pad counts as clip.

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 openingiUsable opening inside an ear pad, excluding the outer cushion. Depth is the internal space between pad surface and driver cover.

Not available

Not available

Ear tips included

Not available

Not available

Dust and water rating

IP521Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table and page text: IP52 dust and water resistance. Footnote 9 says the tests are Nothing laboratory results.

Not available

User-replaceable parts

Not available

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

1 of 3 differ

Companion app

Nothing X1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Footnote 6: Nothing X app.

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

Android, iOS1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Footnote 6: Nothing X is on Google Play and the iOS App Store.

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

Yes16Reviewheadphonecheck.com/test/nothing-headphone-aRead 15 October 2026Firmware updates can be installed directly through the Nothing X app.

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

2 of 2 differ

Headset weightiPublished headset mass without detachable cable or microphone when stated. A fixed cable remains included. Any unqualified maker weight is identified in the source note.

310g(10.9 oz)1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table: Headphones weight 310 G.

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 dimensionsiBody size with headband upright and ear cups in their normal wearing position. Width is across the head, height is top to bottom, and depth is front to back. Folded or flat-swivel dimensions are not substituted.

Width177Height190.4Depth78mm(7 × 7.5 × 3.1 in)1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Spec table labels: Height 177.0 mm, Width 78.0 mm, Depth 190.4 mm. Those labels do not fit a wearing orientation. A 78 mm width cannot be across the head. Tom's Guide lists 7 x 3.1 x 7.6 in. The values are stored as across the head 177.0, top to bottom 190.4 and front to back 78.0. The maker does not state the headband or cup position.

Not available

Certifications

2 of 3 differ

Hi-Res Audio

Hi-Res Audio, Hi-Res Audio Wireless1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Page text: Hi-Res Audio certified for wired and wireless listening.

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

Headphone (a), Carry pouch, 3.5 mm audio cable (1.2 m), USB-C cable (1.2 m) for charging and USB audio, Quick start guide1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026In the box: Headphone x1, Carry pouch x1, 3.5 mm audio cable (1.2M) x1, USB-C cable (1.2M) x1 (charging and USB Audio), QSG x1.

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 includediSupplied playback, charging, dongle and adapter cables. A permanently attached headset cable is included and named as fixed.

ANothing Headphone (a)

Type	Length (m)	Count
3.5 mm audio cable	1.2	1
USB-C cable for charging and USB audio	1.2	1

Source1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026In the box list. Lengths 1.2 m each.

BSony WH-CH730N

Type	Length (m)	Count
Headphone cable	1.2	1

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 caseiSupplied carrying case or pouch. A retail carton does not count as a carrying case.

Soft1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026Carry pouch 270 x 230 x 15 mm, 30 g. Expert Reviews and Trusted Reviews describe a drawstring fabric pouch.

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.

Links

Not compared

Product page

us.nothing.tech/products/headphone-a1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026

www.sony.co.uk/headphones/products/wh-ch730n2Maker product pagesony.co.uk/headphones/products/wh-ch730nRead 5 October 2026Exact current maker model page.

Spec sheet

us.nothing.tech/products/headphone-a1Maker product pageus.nothing.tech/products/headphone-aRead 15 October 2026

www.sony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wh-ch730n/specifications13Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wh-ch730n/specificationsRead 7 October 2026Exact structured UK expanded specification table independently read through public indexed actual table. Normal direct curl 403 and web open error were not bypassed. Public table contains exact name, powered/passive impedance and sensitivity, driver, codecs, transmission band and box contents.

Manual

Not available

helpguide.sony.net/mdr/3006/v1/en/print.pdf1Owner's manualhelpguide.sony.net/mdr/3006/v1/en/print.pdfRead 7 October 2026Complete current English maker guide, 115 pages. Shared regional sibling model is not added as another product.

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

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Warranty

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Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

1year7Maker product pageus.nothing.tech/pages/terms-of-salesRead 15 October 2026US store terms, section 6.8: Headphones and other electronic devices have a limited warranty of twelve (12) months. This is the US store and other regions can differ. The Amazon listing also says 1 year manufacturer.

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.