Headsets and headphones / Compare

CMF Headphone Pro vs Sony WH-1000XM6

A

Product A: CMF

Headphone Pro

90 of 161 known

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B

Product B: Sony

WH-1000XM6

99 of 161 known

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Every value links to where we found it.

Only differences

ACMF Headphone Pro

BSony WH-1000XM6

General

6 of 8 differ

Series

Not available

1000X3Maker product pagesony.jp/headphone/products/WH-1000XM6Read 30 September 2026Sony's 1000X line

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

B175, 69744342267221Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026Original manufacturer FCC manual identifies B175. Current US maker variant payload labels Dark Grey SKU 6974434226722. The numeric SKU is not stored as a GTIN without a barcode label.26Maker spec sheet (PDF)s3.zoommer.ge/site/certificate/nothing-cmf-headphone-pro.pdfRead 8 October 2026The signed original maker EU Declaration of Conformity identifies physical model B175 and battery M653035. Regulatory model identity is independent of the US color SKU. The signature date is not a retail release date.

WH-1000XM6, YY29841Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Help Guide cover: WH-1000XM6, Model YY2984. Marketing and regulatory model identifiers both stored.

GTIN / EAN

Not available

Not available

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

29 September 202518Reviewsoundguys.com/the-cmf-headphone-pro-packs-high-end-specs-for-a-low-price-tag-145307Read 8 October 2026The September 29, 2025 launch report documents the announcement and separates UK/EU same-day availability from October 7 US availability. The partner press release corroborates the regional sales dates.

15 May 20257Press releasesony.mediaroom.com/2025-05-15-Sony-Introduces-the-Best-Noise-Cancellation-with-the-WH-1000XM6-HeadphonesRead 30 September 2026Launch release dated May 15, 2025.

Status

Available1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The exact Dark Grey US variant payload states availableForSale true.

Available3Maker product pagesony.jp/headphone/products/WH-1000XM6Read 30 September 2026Sold in the Sony Store Japan with same-day shipping on 2026-09-28

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-1000XM54Reviewwhathifi.com/headphones/sony-wh-1000xm6Read 30 September 2026What Hi-Fi calls the WH-1000XM5 the previous flagship before the WH-1000XM6.

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.

$9916Press releasestorage.mfn.se/194a0e7c-3d3b-4dc0-bde1-0e70c39715f9/audiodo-and-cmf-by-nothing-expand-partnership-with-new-headphone-pro.pdfRead 8 October 2026The September 30, 2025 Audiodo maker-partner release expressly lists USD 99 and US sales beginning October 7, 2025. Current retail prices and EU regional pricing are not substituted.

$449.997Press releasesony.mediaroom.com/2025-05-15-Sony-Introduces-the-Best-Noise-Cancellation-with-the-WH-1000XM6-HeadphonesRead 30 September 2026Pricing and availability: suggested retail price $449.99 USD.

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.

Not available

€4508Press releasesony.eu/presscentre/sony-introduces-the-next-evolution-of-noise-cancelling-with-the-wh-1000xm6Read 30 September 2026Pricing and availability: €450 suggested retail price.

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

US1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The current US maker store offers the exact Dark Grey reference.

Not available

ColoursiThe maker's own colour names

Dark Grey1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The reference is the original Dark Grey headset with its fitted Dark Grey cushions. Other headset finishes and separately sold cushion colors are excluded.

Black, Platinum Silver, Midnight Blue, Sandstone3Maker product pagesony.jp/headphone/products/WH-1000XM6Read 30 September 2026Japan page lists (B) Black, (S) Platinum Silver, (L) Midnight Blue, (T) Sandstone. English names as in Sony's global image assets. Sandstone is a 2026 addition

Segment

Music1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The maker positions the product for music listening and audio playback.

Music3Maker product pagesony.jp/headphone/products/WH-1000XM6Read 30 September 2026Listed under headphones, not under INZONE gaming headsets

Design

1 of 7 differ

Form factor

Over-ear1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The maker explicitly describes its first over-ear headphones.

Over-ear6Measurementrtings.com/headphones/reviews/sony/wh-1000xm6Read 30 September 2026Public introductory product description: WH-1000XM6 over-ear headphones. Style SAMPLE Notes over-ear, not earbud.

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

Closed11Spec databasesoundguys.com/product/cmf-by-nothing-headphone-proRead 8 October 2026The exact Acoustic Design field states Closed-back. Tom's Guide specifications corroborate this.

Closed2Maker product pagesony.jp/headphone/products/WH-1000XM6/spec.htmlRead 30 September 2026Type: 密閉 (closed)

Wearing style

Headband1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The maker comfort section describes the adjustable headband. The original guide documents adjustment by sliding the arms.

Headband1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Parts list: headband with sliders on each side

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

Flat12Reviewsoundguys.com/cmf-headphone-pro-review-a-solid-b-side-146595Read 8 October 2026The exact review states that the headphones rotate flat for storage but do not fold inward.

Flat and inward1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Putting the headset in the carrying case chapter: rotate left/right units, fold both units toward headband. Illustrations show flat and inward packing.

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

Yes12Reviewsoundguys.com/cmf-headphone-pro-review-a-solid-b-side-146595Read 8 October 2026The exact design discussion explicitly describes flat rotation of the ear cups.

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Putting the headset in the carrying case chapter: rotate left/right units, fold both units toward headband. Illustrations show flat and inward packing.

RGB lighting

Not available

Not available

Lighting zonesiNumber of independently controllable lighting areas across both ear cups.

Not available

Not available

Drivers and sound

11 of 20 differ

Driver type

Dynamic11Spec databasesoundguys.com/product/cmf-by-nothing-headphone-proRead 8 October 2026The exact product specifications explicitly state Dynamic driver. Voice-coil material alone is not used as transducer-type proof.

Dynamic9Reviewavforums.com/products/headphones.32/sony-wh-1000xm6.17345/specsRead 30 September 2026Full specifications / Sony WH-1000XM6 Features / Driver Type: 30 mm Dynamic. Exact architecture explicitly named. Other review table values are not substituted for maker data.

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

40mm1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The labelled Drivers table and Packed with Power section state 40 mm. The 16.5 mm copper voice coil is not a driver diameter.

30mm2Maker product pagesony.jp/headphone/products/WH-1000XM6/spec.htmlRead 30 September 2026Headphone specification / Driver Unit: 30 mm dome-type (CCAW voice coil). Dome does not explicitly classify driver architecture. The dynamic type comes from the AV Forums entry.

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

Not available

Not available

Diaphragm material

PEN+PU dome with nickel plating1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The labelled Diaphragm table states PEN+PU dome material and nickel plating. Magnet material is not stated.

Carbon fibre composite4Reviewwhathifi.com/headphones/sony-wh-1000xm6Read 30 September 2026Same carbon fibre composite material as the WH-1000XM58Press releasesony.eu/presscentre/sony-introduces-the-next-evolution-of-noise-cancelling-with-the-wh-1000xm6Read 30 September 2026Driver dome uses high-rigidity carbon fibre composite.

Magnet

Not available

neodymium2Maker product pagesony.jp/headphone/products/WH-1000XM6/spec.htmlRead 30 September 2026ネオジウム, translated

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 HzMax20 kHz11Spec databasesoundguys.com/product/cmf-by-nothing-headphone-proRead 8 October 2026The exact product specifications state 20 to 20,000 Hz acoustic frequency response. Tom's Guide independently labels the same frequency response. No mode, tolerance, or test level is stated. The maker's ambiguous RF label is not used as transmission bandwidth proof.

Min4 HzMax40 kHz1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 20264 Hz - 40,000 Hz (IEC), headphone cable with the headset on

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 HzMax40 kHz1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026A2DP transmission range 20 Hz - 40,000 Hz with LDAC 96 kHz 990 kbps. 20 Hz - 20,000 Hz at 44.1 kHz

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.

16Ω11Spec databasesoundguys.com/product/cmf-by-nothing-headphone-proRead 8 October 2026The exact product specifications state 16 ohms. The Tom's Guide specification table agrees. Frequency and powered/passive measurement state are unspecified. Unverified comparison sites give conflicting figures and are excluded.

16Ω2Maker product pagesony.jp/headphone/products/WH-1000XM6/spec.htmlRead 30 September 202616 ohm passive POWER OFF. 48 ohm at 1 kHz POWER ON.

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

102dB2Maker product pagesony.jp/headphone/products/WH-1000XM6/spec.htmlRead 30 September 2026102 dB/mW passive POWER OFF. 103 dB/mW POWER ON.

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 mW2Maker product pagesony.jp/headphone/products/WH-1000XM6/spec.htmlRead 30 September 2026Headphone specification / Sound Pressure Sensitivity: 102 dB/mW power off, 103 dB/mW power on. Stored passive per 1 mW reference.

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.

Not available

Not available

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

Not available

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.

Yes1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The exact maker Personal Sound feature uses Audiodo to create a hearing profile through a three-minute test in Nothing X. The resulting profile is stored directly on the headphones and remains applied across connected devices. This is hearing-test personalization, separate from the manual three-band equalizer and Energy Slider.

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

Yes11Reviewrtings.com/headphones/learn/how-to-eq-your-headphonesRead 8 October 2026Companion Apps section names WH-1000XM6 explicitly: equalizer settings remain active after disconnecting the app and connecting to another device. This establishes headphone memory, not only an app EQ control.

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

312Reviewsoundguys.com/cmf-headphone-pro-review-a-solid-b-side-146595Read 8 October 2026The exact reviewer reports a three-band custom EQ in Nothing X. Firmware 1.0.1.40. No advanced Headphone (1) parametric EQ is transferred.

104Reviewwhathifi.com/headphones/sony-wh-1000xm6Read 30 September 2026Ten-band equaliser5Reviewsoundguys.com/sony-wh-1000xm6-review-read-before-buying-137397Read 30 September 202610-band equalizer in the Sound Connect app

EQ presets

Pop, Rock, Electronic, Enhance Vocals, Classical20Maker product pagesupport.nothing.tech/hc/en-us/sections/38910294951441-Product-FeatureRead 8 October 2026The exact equalizer support article names five default profiles: POP, ROCK, ELECTRONIC, ENHANCE VOCALS, and CLASSICAL. Custom mode is not counted as a named preset. Marketing prose calls six preset EQs but does not name a sixth.

Not available

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/cmf-headphone-proRead 8 October 2026The maker explicitly names Static Spatial Audio with Cinema and Concert modes. These are supported headphone processing modes. No Dolby license or dynamic head tracking is inferred.

360 Reality Audio, 360 Upmix for Cinema1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026360 Reality Audio / Head Tracking chapters: compatible 360 Reality Audio content/services and head tracking setup. 360 Upmix for Cinema settings chapter separately names cinema feature.

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

Not available

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026360 Reality Audio / Head Tracking chapters: compatible 360 Reality Audio content/services and head tracking setup. 360 Upmix for Cinema settings chapter separately names cinema feature.

Noise cancelling

6 of 10 differ

Active noise cancelling

Yes5Maker product pagesupport.nothing.tech/hc/en-us/sections/38910294951441-Product-FeatureRead 8 October 2026The exact support article explicitly confirms Active Noise Cancellation.

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Using the noise canceling function and Listening to ambient sound chapters: NC/AMB button cycles NC/Ambient Sound, customizable using Sound Connect.

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

Hybrid1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The labelled Noise Cancellation Type table states Hybrid ANC.

Not available

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

Not available

124Reviewwhathifi.com/headphones/sony-wh-1000xm6Read 30 September 202612 mics in total, six per earcup: four outside, two inside7Press releasesony.mediaroom.com/2025-05-15-Sony-Introduces-the-Best-Noise-Cancellation-with-the-WH-1000XM6-HeadphonesRead 30 September 2026QN3 optimizes 12 microphones in real time.

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

Yes1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The maker explains automatic movement between strong, moderate, and light cancellation based on surroundings. Adaptive is not counted as an extra manual strength level.

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Auto NC Optimizer constantly optimizes noise canceling to the wearing condition and environment

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

315Reviewtomsguide.com/audio/headphones/cmf-by-nothing-headphone-pro-reviewRead 8 October 2026The exact ANC discussion names Low, Mid, High, and Adaptive within ANC On. Only the three fixed strength levels are counted. Adaptive, Transparency, and Off are excluded.

Not available

ANC attenuation (claimed)

40dB5Maker product pagesupport.nothing.tech/hc/en-us/sections/38910294951441-Product-FeatureRead 8 October 2026The exact ANC support article states up to 40 dB. Frequency, weighting, and test method for this maximum are unspecified. The technical table also lists 2000 Hz as Frequency range, which does not establish a measurement frequency. The separate 99% marketing limit is not converted to dB.

Not available

Transparency mode

Yes1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The maker expressly documents Transparency Mode to hear surroundings.

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Using the noise canceling function and Listening to ambient sound chapters: NC/AMB button cycles NC/Ambient Sound, customizable using Sound Connect.

Adjustable transparency

Not available

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Ambient Sound Mode level is adjusted in the Sound Connect app (ambient sound control)

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

Not available

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Speak-to-Chat

Wind noise reduction

Yes1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The labelled Noise Cancellation Features table states Wind Noise Conduction Mesh. This is a physical mesh feature, not an inferred selectable wind-processing mode.

Yes4Reviewwhathifi.com/headphones/sony-wh-1000xm6Read 30 September 2026The outer microphones are covered by a mesh redesigned to further reduce wind noise

Measured

6 of 21 differ

Frequency response notesiMeasured by a reviewer, not claimed by the maker

Changing the bass slider from minimum to maximum increases low-frequency output. The reviewer reports upper-frequency roll-off above about 8 kHz.12Reviewsoundguys.com/cmf-headphone-pro-review-a-solid-b-side-146595Read 8 October 2026SoundGuys compares minimum and maximum bass-slider responses against its preference curve. Firmware 1.0.1.40. Host and codec are unspecified. The reported approximately 8 dB slider difference is not converted into a target-relative averaged bass metric.

Warm tuning with very emphasized bass. Narrow dips in the mid and high treble. Minor left/right driver matching issues.6Measurementrtings.com/headphones/reviews/sony/wh-1000xm6Read 30 September 2026Public Audio Reproduction Accuracy: warm response, narrow mid/high treble dips, minor left/right matching issues. Public Sound Profile descriptors 5 dB/-1 dB separately noted.

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

Not available

5dB6Measurementrtings.com/headphones/reviews/sony/wh-1000xm6Read 30 September 2026Test bench 2.3. Very Emphasized (5 dB)

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

Not available

-1dB6Measurementrtings.com/headphones/reviews/sony/wh-1000xm6Read 30 September 2026Test bench 2.3. Balanced (-1 dB)

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

Recorded calls remain intelligible, but speech sounds unnatural and includes some pops and crackles.12Reviewsoundguys.com/cmf-headphone-pro-review-a-solid-b-side-146595Read 8 October 2026The exact reviewer reports intelligible speech and noise rejection with some pops and crackles. Recordings cover ideal, office, street, wind, and reverberant conditions. Firmware 1.0.1.40. Host, codec, and call processing settings are unspecified.

Very good. Voice sounds full-bodied and intelligible, and background noise is separated well. Voice can lose intelligibility in very harsh conditions.6Measurementrtings.com/headphones/reviews/sony/wh-1000xm6Read 30 September 2026Public Our Verdict / Microphone: full-bodied intelligible voice, good background separation. Very harsh noise can reduce intelligibility.

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.

ACMF Headphone Pro

ANC	Hours (h)
Yes	43.15
Yes	49.5

Source12Reviewsoundguys.com/cmf-headphone-pro-review-a-solid-b-side-146595Read 8 October 2026First row: SoundGuys standardized test measured 43 hours 9 minutes with ANC on. Firmware 1.0.1.40, one-week supplied review unit. Connection, host, codec, playback level, and ANC strength are unspecified. Second row has a separate TechRadar source below.14Reviewtechradar.com/audio/wireless-headphones/cmf-by-nothing-headphone-pro-reviewRead 8 October 2026TechRadar depleted a full battery and measured 49.5 hours with ANC enabled during its four-week review. Its source devices include MacBook Pro, iPhone 15 Pro Max, and FiiO M15S, but the exact battery-test connection, codec, volume, ANC strength, and firmware are unspecified. The separate row is not pooled with SoundGuys.

BSony WH-1000XM6

Connection	ANC	Hours (h)
Bluetooth	Yes	31.75

Source6Measurementrtings.com/headphones/reviews/sony/wh-1000xm6Read 30 September 2026Continuous 31.75-hour battery life with ANC enabled. Sound Guys measured 37 h 14 min in its own test

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

49.5h=CalculatedFrom Measured battery life

31.75h=CalculatedFrom Measured battery life

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.

Not available

Not available

Microphone

7 of 16 differ

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

Built-in6Maker product pagesupport.nothing.tech/hc/en-us/sections/38910365859601-How-toRead 8 October 2026The controls and call documentation describe the on-headphone microphone, including its configurable on/off function. No detachable boom is supplied.25Reviewrtings.com/headphones/reviews/cmf/headphone-proRead 8 October 2026The exact public Office Work verdict explicitly describes an integrated microphone. No boom or in-line microphone is substituted.

Built-in1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Location/function of parts chapter identifies built-in microphones on headset units. No cable or detachable boom.

Microphone element

Not available

MEMS2Maker product pagesony.jp/headphone/products/WH-1000XM6/spec.htmlRead 30 September 2026MEMS

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

Not available

Omnidirectional2Maker product pagesony.jp/headphone/products/WH-1000XM6/spec.htmlRead 30 September 2026Microphone specification / Direction: omnidirectional. This is microphone capsule pattern, not AI beamforming array pickup width.

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

31Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The feature table states a three-microphone ENC architecture for calls. Its separate five-microphone total is not substituted for this voice count or an unproven ANC count.

65Reviewsoundguys.com/sony-wh-1000xm6-review-read-before-buying-137397Read 30 September 20266-mic beamforming array for voice calls7Press releasesony.mediaroom.com/2025-05-15-Sony-Introduces-the-Best-Noise-Cancellation-with-the-WH-1000XM6-HeadphonesRead 30 September 2026Six-microphone AI beamforming system for calls.

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.

528Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The exact maker Noise Cancellation technical table explicitly states 5 MICS TOTAL. This is the complete physical headset total. The separate three-microphone ENC call architecture remains a voice-role count, and no ANC count is derived from those overlapping roles.

1213Reviewwhathifi.com/headphones/sony-wh-1000xm6Read 8 October 2026The exact reviewer explicitly states total mic count 12, with six physical microphones per earcup: four outside and two inside. Sony independently states that QN3 processes twelve microphones for noise cancellation and uses a six-microphone call beamforming system. The total is the directly published physical count, not an addition of ANC and voice roles.

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.

Not available

AI4Reviewwhathifi.com/headphones/sony-wh-1000xm6Read 30 September 2026Beamforming AI removes external noise on calls

Flip to mute

Not available

Not available

Mute button

Yes6Maker product pagesupport.nothing.tech/hc/en-us/sections/38910365859601-How-toRead 8 October 2026The support controls list explicitly includes Mic on/off as an optional configurable button function on all platforms. This requires selecting the function in the app.

Yes8Press releasesony.eu/presscentre/sony-introduces-the-next-evolution-of-noise-cancelling-with-the-wh-1000xm6Read 30 September 2026Tactile button mic mute. App setup required, see footnotes 3 and 4.

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

Voice prompt10Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 8 October 2026About the voice guidance chapter: Mic Off and Mic On prompts announce microphone state during a call. Call-functions chapter also documents an optional notification sound every seven seconds while muted.

Sidetone

No13Reviewtechradar.com/audio/wireless-headphones/cmf-by-nothing-headphone-pro-reviewRead 8 October 2026The exact Don't buy section explicitly says the product lacks sidetone for hearing your own voice during calls.

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Frequently asked questions / You hear your own voice: headset microphones pick up surroundings and voice during calls via Sidetone function.

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.

Analog, Bluetooth5Maker product pagesupport.nothing.tech/hc/en-us/sections/38910294951441-Product-FeatureRead 8 October 2026The exact Audio formats and wired connection articles document Bluetooth and analog AUX playback. USB-C is charging only.

Bluetooth, Analog1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Bluetooth pairing and Using the supplied headphone cable chapters. USB charging section only, no USB audio path.

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

Not available

3.5 mm TRS2Maker product pagesony.jp/headphone/products/WH-1000XM6/spec.htmlRead 30 September 2026Gold-plated L-shaped stereo mini plug. Analog microphone unavailable.

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

3.5 mm10Owner's manualfccid.io/2AZEQ-B175/User-Manual/Users-Manual-8638814.pdfRead 8 October 2026The original guide expressly labels the left ear cup 3.5 mm Audio In.

3.5 mm2Maker product pagesony.jp/headphone/products/WH-1000XM6/spec.htmlRead 30 September 2026Detachable single-sided cable, stereo mini jack on the headset

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/cmf-headphone-proRead 8 October 2026The maker package inventory contains only the supplied 1.2 m analog cable. The reviewer's approximate 2.7-foot cable description does not override the manufacturer claim.

1.2m2Maker product pagesony.jp/headphone/products/WH-1000XM6/spec.htmlRead 30 September 2026Approx. 1.2 m, gold-plated L-shaped stereo mini plug

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-C10Owner's manualfccid.io/2AZEQ-B175/User-Manual/Users-Manual-8638814.pdfRead 8 October 2026The original English Quick Start Guide identifies USB-C Charge In on the right ear cup.

USB-C1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Charging the headset chapter: USB Type C port with supplied USB-A to C cable.

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.

No5Maker product pagesupport.nothing.tech/hc/en-us/sections/38910294951441-Product-FeatureRead 8 October 2026The exact wired connection article expressly says 3.5 mm aux-in is supported and USB-C Audio is not.

No4Reviewwhathifi.com/headphones/sony-wh-1000xm6Read 30 September 2026You still can't listen via a wired USB-C connection

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.

No13Reviewtechradar.com/audio/wireless-headphones/cmf-by-nothing-headphone-pro-reviewRead 8 October 2026The exact review explicitly states that wired 3.5 mm listening requires the headphones powered on and does not work passively.

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026You can listen to music even if the headset is turned off. Noise canceling then does not work

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

Not available

None1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Checking package contents chapter includes headset, USB cable, headphone cable, carrying case, documents. Bluetooth pairing requires host. Wireless dongle not included.

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/cmf-headphone-proRead 8 October 2026The labelled Connection range table states 10 m. Indoor or line-of-sight test conditions are not specified. The Tom's Guide generic Bluetooth 800-foot statement is excluded.

10m1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Specifications / Communications: System Bluetooth 5.3, maximum line-of-sight range approximately 10 m.

Bluetooth

5.45Maker product pagesupport.nothing.tech/hc/en-us/sections/38910294951441-Product-FeatureRead 8 October 2026The exact Bluetooth version article states Bluetooth 5.4.

5.31Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Specifications / Communications: System Bluetooth 5.3, maximum line-of-sight range approximately 10 m.

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

SBC, AAC, LDAC5Maker product pagesupport.nothing.tech/hc/en-us/sections/38910294951441-Product-FeatureRead 8 October 2026The exact Audio formats article expressly lists SBC, AAC, and LDAC. iOS lacks LDAC support according to the separate LDAC instructions.6Maker product pagesupport.nothing.tech/hc/en-us/sections/38910365859601-How-toRead 8 October 2026The exact LDAC instructions state 96 kHz, 24-bit, and 990 kbps for Bluetooth streaming with a compatible Android phone and high-quality audio enabled. Higher-bitrate LDAC recommends disabling Dual Connection. These limits apply to LDAC Bluetooth playback. The headset does not support USB-C cable audio.

SBC, AAC, LDAC, LC31Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026SBC/AAC/LDAC on Classic Audio. LC3 on compatible LE Audio devices, selected with Sound Connect.

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

Not available

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Compatible LE Audio host required, app connection setting differs from Classic Audio.

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

Not available

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Broadcast reception is enabled using Sound Connect on supported phones.

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.

Yes6Maker product pagesupport.nothing.tech/hc/en-us/sections/38910365859601-How-toRead 8 October 2026The exact Dual Connection instructions document two simultaneous Bluetooth source connections with audio switching. This is disabled by default and requires enabling in Nothing X.

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Connecting headset to 2 devices simultaneously chapter: two Bluetooth devices at same time. Audio switches between rather than mixes.

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

26Maker product pagesupport.nothing.tech/hc/en-us/sections/38910365859601-How-toRead 8 October 2026The instructions repeatedly specify two connected devices. A third device can preempt one connection. This is not three simultaneous devices or pairing memory.

21Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Connecting headset to 2 devices simultaneously chapter: two Bluetooth devices at same time. Audio switches between rather than mixes.

Paired devices remembered

Not available

81Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026The headset can be paired with up to 8 devices

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 Pair23Maker product pagesupport.nothing.tech/hc/en-us/articles/38910344910225-Does-CMF-Headphone-Pro-support-Google-Fast-PairRead 8 October 2026The exact product support article explicitly confirms the named quick-pairing feature. Google Fast Pair needs a compatible Android source. Microsoft Swift Pair is the Windows route. Neither adds USB audio.24Maker product pagesupport.nothing.tech/hc/en-us/articles/38910328918545-Does-CMF-Headphone-Pro-support-Mircosoft-Swift-PairRead 8 October 2026The exact product support article explicitly confirms the named quick-pairing feature. Google Fast Pair needs a compatible Android source. Microsoft Swift Pair is the Windows route. Neither adds USB audio.

Google Fast Pair, Microsoft Swift Pair1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Help guide covers Microsoft Swift Pair. Google Fast Pair is backed by the Sound Guys review5Reviewsoundguys.com/sony-wh-1000xm6-review-read-before-buying-137397Read 30 September 2026If the Fast Pair/Swift Pair doesn't work

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.

Yes7Maker product pagesupport.nothing.tech/hc/en-us/articles/38910343614737-Does-CMF-Headphone-Pro-support-low-latency-modeRead 8 October 2026The exact support article confirms low-latency mode.

Yes10Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 8 October 2026Current exact-model Help Guide, About the sound quality mode and Supported codecs chapters: named Low latency setting uses LE Audio. Compatible LE Audio host and current headset firmware/Sound Connect app required. GMAP switches automatically only with a compatible host and game. No numeric latency inferred.

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

ACMF Headphone Pro

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

Source7Maker product pagesupport.nothing.tech/hc/en-us/articles/38910343614737-Does-CMF-Headphone-Pro-support-low-latency-modeRead 8 October 2026The maker states less than 120 ms when connected to a Nothing Phone in Game Mode. The stored value is the upper bound of that claim, not a measured result. Codec and firmware are unspecified. Generic analog zero-latency reviewer prose is not stored as an end-to-end result.

BSony WH-1000XM6

Not available

Compatibility

1 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, Windows, macOS20Maker product pagesupport.nothing.tech/hc/en-us/sections/38910294951441-Product-FeatureRead 8 October 2026Exact maker compatibility support names Android 6.0 or later and iOS 13 or later. Swift Pair support and exact SoundGuys setup instructions establish Windows Bluetooth. The exact Tom's Guide reviewer listened through the supplied analog cable on a MacBook Air M2. No console route is inferred from a physical jack.21Reviewtomsguide.com/audio/headphones/cmf-by-nothing-headphone-pro-reviewRead 8 October 2026Exact maker compatibility support names Android 6.0 or later and iOS 13 or later. Swift Pair support and exact SoundGuys setup instructions establish Windows Bluetooth. The exact Tom's Guide reviewer listened through the supplied analog cable on a MacBook Air M2. No console route is inferred from a physical jack.

Android, iOS, Windows, macOS1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Separate pairing chapters explicitly Android smartphone, iPhone, Windows 10/11 computer, Mac computer. No console capability 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.

ACMF Headphone Pro

Platform	Connection	Microphone works
Android	Bluetooth	Yes
iOS	Bluetooth	Yes
Windows	Bluetooth	Not available
macOS	Analog	No

Source20Maker product pagesupport.nothing.tech/hc/en-us/sections/38910294951441-Product-FeatureRead 8 October 2026Android/iOS Bluetooth playback and voice calls are explicitly documented by maker compatibility and controls articles. Windows Bluetooth is documented by exact Swift Pair and reviewer pairing instructions. The exact Tom's Guide reviewer used analog playback on a MacBook Air M2 and explains that the supplied cable does not carry headphone microphone calls. Unknown Windows microphone behavior is omitted.21Reviewtomsguide.com/audio/headphones/cmf-by-nothing-headphone-pro-reviewRead 8 October 2026Android/iOS Bluetooth playback and voice calls are explicitly documented by maker compatibility and controls articles. Windows Bluetooth is documented by exact Swift Pair and reviewer pairing instructions. The exact Tom's Guide reviewer used analog playback on a MacBook Air M2 and explains that the supplied cable does not carry headphone microphone calls. Unknown Windows microphone behavior is omitted.

BSony WH-1000XM6

Not available

Official licence

Not available

Not available

Battery and charging

9 of 13 differ

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

720mAh4Maker product pagesupport.nothing.tech/hc/en-us/articles/38910303499409-What-is-the-battery-capacity-of-CMF-Headphone-ProRead 8 October 2026The exact support article states 720 mAh. The maker technical table agrees. Rated versus typical capacity is not specified. This is the headset battery, not a nonexistent case battery.

Not available

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

No10Owner's manualfccid.io/2AZEQ-B175/User-Manual/Users-Manual-8638814.pdfRead 8 October 2026The original English safety section expressly instructs users not to replace the battery themselves. Normal battery hot swapping is unsupported.

No10Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 8 October 2026Charging chapter: built-in rechargeable battery replacement is referred to Sony support or a Sony dealer. This is service replacement rather than a user battery swap.

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.

ACMF Headphone Pro

Connection	ANC	Codec	Hours (h)
Bluetooth	No	AAC	100
Bluetooth	Yes	AAC	50
Bluetooth	No	LDAC	70
Bluetooth	Yes	LDAC	38

Source2Maker product pagesupport.nothing.tech/hc/en-us/articles/38910279111569-What-s-the-battery-life-of-CMF-Headphone-ProRead 8 October 2026The exact support article separately names AAC and LDAC playback with ANC off/on. The current maker technical table matches all four rows at 50% volume. Nothing laboratory temperature is 25°C. The support footnote says AAC even beneath LDAC rows, so the explicitly labelled codec rows govern. Talk and standby durations are excluded. The copied product disclaimer erroneously states 50 hours with ANC off and is not used.

BSony WH-1000XM6

Connection	ANC	Codec	Hours (h)
Bluetooth	Yes	AAC	30
Bluetooth	No	AAC	40
Bluetooth	Yes	SBC	30
Bluetooth	No	SBC	40
Bluetooth	Yes	LC3	30
Bluetooth	No	LC3	40
Bluetooth	Yes	LDAC	26
Bluetooth	No	LDAC	36
Analog	Yes	Not available	28
Analog	No	Not available	38

Source12Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 8 October 2026The exact current WH-1000XM6/YY2984 Help Guide on printed pages 29 to 30 gives music playback after a full charge. AAC and SBC each allow up to 30 hours with ANC on or 40 hours with ANC and Ambient Sound Mode off. LC3 over compatible LE Audio has the same 30/40-hour claims. LDAC allows 26 hours with ANC on or 36 hours with both noise-control modes off. Powered analog playback allows 28 hours with ANC on or 38 hours with both modes off. Each named codec is retained in its own row. Sony warns that Equalizer, DSEE Extreme, Speak-to-Chat, Service Link, and other changes to default app modes reduce these maxima. Playback volume and LDAC bitrate are unspecified. Communication durations are excluded. The 25 to 35°C footnote attaches to the quick-charge estimates, so it is not assigned as a continuous-runtime test condition.

Battery life (claimed, max)

100h=CalculatedFrom Claimed battery life

40h=CalculatedFrom Claimed battery life

Battery life with ANC (claimed)

50h=CalculatedFrom Claimed battery life

30h=CalculatedFrom Claimed battery life

Battery life without ANC (claimed)

100h=CalculatedFrom Claimed battery life

40h=CalculatedFrom Claimed battery life

Charging port

USB-C10Owner's manualfccid.io/2AZEQ-B175/User-Manual/Users-Manual-8638814.pdfRead 8 October 2026The original guide charging diagram identifies USB-C Charge In. Current exact support limits charging input to 5 W.

USB-C1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Charging the headset chapter: USB Type C port with supplied USB-A to C cable.

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

120min1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The labelled Charging table states Type-C wired charging to full in 120 minutes. The feature text says under two hours. The numeric table estimate is retained without using the copied case-related disclaimer.

210min1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Approx. 3.5 hours

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

5min3Maker product pagesupport.nothing.tech/hc/en-us/articles/38910318874897-Does-CMF-Headphone-Pro-support-fast-chargingRead 8 October 2026The exact current support article states a five-minute charge. The maker technical table agrees.

3min1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Charging the headset chapter: 3 minute charging gives approximately 3 hour music playback with compatible USB PD adapter. Conditions qualified in quick playback note.

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

8h3Maker product pagesupport.nothing.tech/hc/en-us/articles/38910318874897-Does-CMF-Headphone-Pro-support-fast-chargingRead 8 October 2026Five minutes gives eight hours with ANC off or four hours with ANC on. The stored maximum is eight hours with ANC off, AAC, 50% volume, and 25°C laboratory temperature. Marketing prose and older announcements quote four or five hours without consistent ANC conditions and are excluded.

3h1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026About 3 hours after 3 minutes with a USB PD adaptor of 9 V/2.3 A or more. About 1 hour with a 5 V/1.5 A adaptor

Use while charging

Not available

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026You can use the headset while charging. Charging stops at about 80% while in use

Charging dock or stand

Not available

Not available

Controls

4 of 6 differ

Controls

Buttons, Volume wheel, Slider6Maker product pagesupport.nothing.tech/hc/en-us/sections/38910365859601-How-toRead 8 October 2026The original guide and current support describe Power/BT and shortcut buttons plus a pressable Roller that controls volume. A separate physical Energy Slider adjusts bass or treble after selecting its tuning mode in Nothing X.

Buttons, Touch1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Location/function of parts and Controlling the audio device chapters: Power/NC/AMB buttons, left, right touch sensor control panel.

Volume control

Wheel6Maker product pagesupport.nothing.tech/hc/en-us/sections/38910365859601-How-toRead 8 October 2026The exact volume article states rolling the knob up/down adjusts playback volume.

Touch1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Swipe up and down on the touch sensor control panel

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.

Yes6Maker product pagesupport.nothing.tech/hc/en-us/sections/38910365859601-How-toRead 8 October 2026The support controls list provides optional button functions and bass/treble tuning for the Slider through Nothing X. Essential Space requires Nothing OS.

Yes10Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 8 October 2026Using Quick Access chapter: Sound Connect assigns services separately to double and triple presses of the NC/AMB button. Availability varies by region.

Wear detection

No15Reviewtomsguide.com/audio/headphones/cmf-by-nothing-headphone-pro-reviewRead 8 October 2026The exact specification table and design discussion explicitly state no wear detection.

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Wearing the headset chapter: auto-stop/resume by wearing sensor, can change using Sound Connect.

Voice assistant

ChatGPT27Maker product pagesupport.nothing.tech/hc/en-us/articles/39520905948689-Why-can-t-I-use-ChatGPT-on-CMF-Headphone-ProRead 8 October 2026The exact CMF Headphone Pro support article documents a configurable button shortcut to ChatGPT Voice. Requires a compatible Nothing or CMF phone, current phone system and Nothing X app, an installed signed-in ChatGPT app, and prior use of ChatGPT Voice. This is phone-app integration, not an independent on-headphone assistant. Unnamed generic phone assistants are not converted into specific Siri or Google Assistant claims.

Google Assistant, Siri, Tencent Xiaowei1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Google Assistant and Siri are device functions. Tencent Xiaowei is for mainland China models only.

Comfort and build

6 of 11 differ

Headband type

Padded13Reviewtechradar.com/audio/wireless-headphones/cmf-by-nothing-headphone-pro-reviewRead 8 October 2026The exact design discussion describes cushioning across the headband and ear pads.

Padded8Press releasesony.eu/presscentre/sony-introduces-the-next-evolution-of-noise-cancelling-with-the-wh-1000xm6Read 30 September 2026Soft-fit wider headband with vegan leather.

Headband material

PU synthetic leather and memory foam13Reviewtechradar.com/audio/wireless-headphones/cmf-by-nothing-headphone-pro-reviewRead 8 October 2026The exact design section describes polyurethane synthetic leather and memory foam across the headband and ear pads. Steel reinforcement is independently identified by maker support.

Vegan leather8Press releasesony.eu/presscentre/sony-introduces-the-next-evolution-of-noise-cancelling-with-the-wh-1000xm6Read 30 September 2026Design section: headband infused with vegan leather.

Frame material

ABS plastic shell, PA+GF sliding arms, stainless steel headband strips8Maker product pagesupport.nothing.tech/hc/en-us/articles/38910349693841-What-material-is-the-outer-casing-of-CMF-Headphone-Pro-made-ofRead 8 October 2026The exact material article identifies ABS shell, PA+GF sliding arms, and stainless steel headband strips. The SoundGuys all-plastic description does not override these published internal reinforcement materials.

Not available

Ear cup material

Not available

Not available

Ear pad material

PU leather with high-resilience memory foam9Maker product pagesupport.nothing.tech/hc/en-us/articles/38910322756881-What-material-are-the-ear-cushions-of-CMF-Headphone-Pro-made-ofRead 8 October 2026The exact cushion material article specifies polyurethane synthetic leather covering and high-resilience memory foam fill.

Not available

Replaceable ear pads

Yes1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The maker states that cushions twist on and off for cleaning and replacement. Optional colored cushions are sold separately.

Yes5Reviewsoundguys.com/sony-wh-1000xm6-review-read-before-buying-137397Read 30 September 2026Review: earpads peel out and snap back onto hooks.

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.

Twist lock1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The maker describes twisting cushions on and off. Exact SoundGuys review confirms the rotating attachment. This is a twist-lock attachment rather than a clip or magnetic mount.

Clip5Reviewsoundguys.com/sony-wh-1000xm6-review-read-before-buying-137397Read 30 September 2026Pads peel out of the chassis and snap back on hooks

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

IPX220Maker product pagesupport.nothing.tech/hc/en-us/sections/38910294951441-Product-FeatureRead 8 October 2026The exact Water/dust resistance support article states IPX2 under IEC 60529. There is no certified dust protection. The TechRadar no-IP-rating claim is contradicted by the maker and is not used.

Not available

User-replaceable parts

Ear cushions1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The maker explicitly permits swapping and cleaning the ear cushions. The original manual prohibits user battery replacement.

Ear pads10Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 8 October 2026Location and function of parts chapter, pages 13 to 14: remove the right earpad and reattach its five tabs until they click. Pads are removable without opening the housing.

Software

1 of 3 differ

Companion app

Nothing X1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The Nothing X app section names Nothing X.

Sony | Sound Connect1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026What you can do with Sony Sound Connect / Installing Sony Sound Connect chapters: Sony Sound Connect mobile application from Google Play and App Store.

App platforms

Android, iOS1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The maker app section expressly says Android and iOS. Individual features have phone, OS, and app requirements.

Android, iOS1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026What you can do with Sony Sound Connect / Installing Sony Sound Connect chapters: Sony Sound Connect mobile application from Google Play and App Store.

User firmware updates

Yes1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The maker app section documents firmware update management.

Yes1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Keeping software up to date chapter: headset software update using Sound Connect application.

Dimensions and weight

1 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.

283g(10 oz)1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The labelled Headphones weight table states 283 g. This is the maker claim. Cushion weight is a separate 45 g entry with unspecified quantity scope and is not added to headset mass.

254g(9 oz)1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Approx. 254 g2Maker product pagesony.jp/headphone/products/WH-1000XM6/spec.htmlRead 30 September 2026Approx. 254 g without cable

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.

Not available

Not available

Certifications

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Hi-Res Audio

Hi-Res Audio, Hi-Res Audio Wireless1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The maker expressly claims wired and wireless Hi-Res certifications. Wireless high-resolution playback requires a compatible LDAC source.

Hi-Res Audio, Hi-Res Audio Wireless1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Wired: High-Resolution Audio needs the headset turned on. Wireless certification from What Hi-Fi8Press releasesony.eu/presscentre/sony-introduces-the-next-evolution-of-noise-cancelling-with-the-wh-1000xm6Read 30 September 2026Explicit Hi-Resolution Audio and High-Resolution Audio Wireless support.

Communication certifications

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FCC ID

2AZEQ-B17510Owner's manualfccid.io/2AZEQ-B175/User-Manual/Users-Manual-8638814.pdfRead 8 October 2026The original regulatory document identifies exact FCC ID 2AZEQ-B175. Radio transmit power is not treated as audio amplifier power.

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Other certifications

EU RED 2014/53/EU, EU RoHS 2011/65/EU and 2015/86326Maker spec sheet (PDF)s3.zoommer.ge/site/certificate/nothing-cmf-headphone-pro.pdfRead 8 October 2026English declaration page 2 lists RED 2014/53/EU and RoHS 2011/65/EU and 2015/863. These are maker declarations for B175, not inferred Bluetooth SIG or extra market-availability claims.

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In the box

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In the box

CMF Headphone Pro, Carry pouch, User guide, Safety and warranty information, 3.5 mm to 3.5 mm audio cable (1.2 m)1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The exact In the box table lists the headset, pouch, guide, safety/warranty information, and one 1.2 m analog cable. No USB charging cable or wall charger is listed. Exact TechRadar review independently confirms both omissions.

Wireless Noise Canceling Stereo Headset, USB Type-C cable (USB-A to USB-C), Headphone cable, Carrying case, Documents1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Checking the package contents chapter: headset, USB Type C cable USB-A to C, headphone cable, carrying case, documents.

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

ACMF Headphone Pro

Type	Length (m)	Count
3.5 mm to 3.5 mm audio cable	1.2	1

Source1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The exact package table lists one 3.5 mm to 3.5 mm audio cable, 1.2 m long. No charging cable is supplied. Contact arrangement is not inferred from nominal plug size.

BSony WH-1000XM6

Type	Length (m)	Count
USB-A to USB-C	Not available	1
Headphone cable, 3.5 mm L-shaped plug	1.2	1

Source1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Cable length from the Sony Japan spec page

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

Soft22Reviewsoundguys.com/cmf-headphone-pro-review-a-solid-b-side-146595Read 8 October 2026The maker box table supplies a Carry Pouch. Exact SoundGuys and TechRadar reviews explicitly describe a cloth/fabric travel bag. This is a soft pouch, not a hard case.

Hard6Measurementrtings.com/headphones/reviews/sony/wh-1000xm6Read 30 September 2026Travel verdict: hard protective case with magnetic clasp.

Links

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Product page

us.nothing.tech/products/cmf-headphone-pro1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The exact US Dark Grey selector and public variant payload identify this reference. No Headphone (1) or Headphone (a) values are transferred.

electronics.sony.com/audio/headphones/headband/p/wh1000xm6-b7Press releasesony.mediaroom.com/2025-05-15-Sony-Introduces-the-Best-Noise-Cancellation-with-the-WH-1000XM6-HeadphonesRead 30 September 2026Pricing and availability: explicit US manufacturer product hyperlink electronics.sony.com/audio/headphones/headband/p/wh1000xm6-b.

Spec sheet

us.nothing.tech/products/cmf-headphone-pro1Maker product pageus.nothing.tech/products/cmf-headphone-proRead 8 October 2026The public page payload contains labelled technical specification tables. No separate exact maker datasheet was found. These tables were read from the normally downloaded page HTML.

www.sony.jp/headphone/products/WH-1000XM6/spec.html2Maker product pagesony.jp/headphone/products/WH-1000XM6/spec.htmlRead 30 September 2026Japanese maker WH-1000XM6 specification table, explicit exact model fields including passive electrical values.

Manual

fccid.io/2AZEQ-B175/User-Manual/Users-Manual-8638814.pdf10Owner's manualfccid.io/2AZEQ-B175/User-Manual/Users-Manual-8638814.pdfRead 8 October 2026The original 44-page manufacturer FCC exhibit combines safety/warranty information with the multilingual Quick Start Guide. Cover explicitly identifies model B175. This is not a generated third-party manual.

helpguide.sony.net/mdr/2984/v1/en/index.html1Owner's manualhelpguide.sony.net/mdr/2984/v1/en/print.pdfRead 30 September 2026Sony Help Guide, model YY2984. The printable PDF is at print.pdf in the same folder

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.

1year19Maker product pageus.nothing.tech/pages/terms-of-salesRead 8 October 2026Current US Terms of Sale section 6.8 gives headphones twelve months of limited warranty. This covers the original US maker-store purchase. Statutory rights and other regions are separate.

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