Earbuds / Compare

OnePlus Buds 4 vs Sony WF-C710N

A

Product A: OnePlus

Buds 4

82 of 166 known

Change OnePlus Buds 4

Compare the Sony WF-C710N with

Search earbuds

B

Product B: Sony

WF-C710N

85 of 166 known

Change Sony WF-C710N

Compare the OnePlus Buds 4 with

Search earbuds

All 166 fields

Every value links to where we found it.

Only differences

AOnePlus Buds 4

BSony WF-C710N

General

5 of 8 differ

Series

Not available

Not available

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

E513A4Owner's manualoneplus.com/content/dam/oneplus/2024/eu/store/safety_guide/OnePlus_Buds_4_Safety_Guide.pdfRead 8 October 2026Original maker Safety and Warranty booklet, English page 2, explicitly names OnePlus Buds 4 and E513A. Regulatory radio power and SAR do not establish audio specifications.

YY2986, WF-C710N2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

GTIN / EAN

Not available

Not available

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

Not available

25 March 202510Press releasesony.mediaroom.com/2025-03-25-Sony-Electronics-Announces-the-WF-C710N-Truly-Wireless-Noise-Canceling-Earbuds-and-Adds-New-Colors-to-the-WH-CH720N-and-WH-CH520-Wireless-HeadphonesRead 5 October 2026Maker March 25 announcement explicitly opens preorders. It is not used as actual retail date.

Status

Available1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

Available26Retailer pagebestbuy.com/product/sony-wf-c710n-truly-wireless-noise-cancelling-earbuds-black/J7XSRH5QZZRead 7 October 2026Exact standard WF-C710N/B in Black, Best Buy SKU 6620461, sold by Best Buy. The product Availability section offers pickup within one hour, shipping tomorrow and Add to Cart. This proves current availability. Current price, other bundles and finish barcodes are not used as launch facts.

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

OnePlus Buds 37Reviewtechradar.com/audio/earbuds-airpods/oneplus-buds-4-reviewRead 23 October 2026TechRadar's review says the OnePlus Buds 4 are the successors to last year's OnePlus Buds 3.

Sony WF-C700N27Reviewwhathifi.com/reviews/sony-wf-c700nRead 23 October 2026What Hi-Fi's WF-C700N review calls the WF-C710N the successors of the WF-C700N.

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.

Not available

$119.9910Press releasesony.mediaroom.com/2025-03-25-Sony-Electronics-Announces-the-WF-C710N-Truly-Wireless-Noise-Canceling-Earbuds-and-Adds-New-Colors-to-the-WH-CH720N-and-WH-CH520-Wireless-HeadphonesRead 5 October 2026Original Sony US maker MSRP 119.99 USD. Current store 129.99 USD and SoundGuys commerce widget 129.99 are later amounts.

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

€12014Press releasesony.co.uk/presscentre/sony-announces-the-wf-c710n-truly-wireless-noise-cancelling-earbuds-and-adds-new-colours-to-the-wh-ch720n-and-wh-ch520-wireless-headphone-rangesRead 7 October 2026Exact March 25 2025 Sony Europe launch release MSRP EUR 120, across four named colors. GBP 100 is separate. Preorder is not actual shipment date.

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

Not available

US, GB, JP, HK6Maker product pagesony.co.uk/headphones/products/wf-c710nRead 5 October 2026Exact UK maker product page establishes GB marketing.10Press releasesony.mediaroom.com/2025-03-25-Sony-Electronics-Announces-the-WF-C710N-Truly-Wireless-Noise-Canceling-Earbuds-and-Adds-New-Colors-to-the-WH-CH720N-and-WH-CH520-Wireless-HeadphonesRead 5 October 2026Original Sony US launch establishes US marketing.11Press releasesony.com.hk/press/pdf/20250409_e.pdfRead 5 October 2026Exact Hong Kong maker launch establishes HK marketing.13Maker product pagesony.jp/headphone/products/WF-C710N/feature_1.htmlRead 5 October 2026Exact Japanese maker model feature page and Sony Store links establish JP marketing. Public Japanese page decoded as CP932.

ColoursiThe maker's own colour names

Storm Gray, Zen Green1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

Pink, Glass Blue, White, Black1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026

Segment

Music2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026

Music6Maker product pagesony.co.uk/headphones/products/wf-c710nRead 5 October 2026

Design

2 of 4 differ

Form factoriIn-ear seals the ear canal with a tip. Semi-in-ear rests in the outer ear without a seal. Open-ear leaves the ear canal unobstructed.

In-ear3Owner's manualmedia.tatacroma.com/Croma%20Assets/Wearable/Wearable%20Devices/User%20Manual/316448_User%20ManualRead 8 October 2026

In-ear2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Bud shapeiStem describes an extending control or microphone stalk. Stemless describes a compact body without a stalk.

Stem3Owner's manualmedia.tatacroma.com/Croma%20Assets/Wearable/Wearable%20Devices/User%20Manual/316448_User%20ManualRead 8 October 2026

Stemless6Maker product pagesony.co.uk/headphones/products/wf-c710nRead 5 October 2026Exact maker 360-degree product images show compact bodies without stems. SoundGuys description corroborates.

Use one bud aloneiWhich earbud can operate alone. This does not mean two earbuds can play from different sources.

Not available

Either bud2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

RGB lighting

Not available

Not available

Drivers and sound

10 of 17 differ

Drivers per budiAudio transducers in one earbud. Rows distinguish their type, acoustic role and published diameter. Do not count microphones.

AOnePlus Buds 4

Role	Diameter (mm)	Count per earbud
Woofer	11	1
Tweeter	6	1

Source1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026Maker explicitly publishes one 11 mm woofer and one 6 mm tweeter per earbud. Transducer technology is not explicitly stated in the selected source, so row type and driver_type remain unknown.

BSony WF-C710N

Type	Diameter (mm)	Count per earbud
Dynamic	5	1

Source1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026Maker explicitly publishes 5 mm driver diameter. Newly added dynamic technology and one per-bud transducer are independently proved by exact reviews and complete published mechanical diagram, not inferred from maker diameter.17Reviewnextrift.com/202540685Read 7 October 2026Exact review dynamic 5 mm transducers. Published YY2986 complete exploded mechanical diagram in TheWalkmanBlog FCC teardown shows one acoustic unit assembly per bud, so count one. No assumed full-range role, diaphragm material or impedance.18Reviewthewalkmanblog.com/2025/04/01/sony-wf-c710n-fcc-teardown/2Read 7 October 2026Published complete exact YY2986 exploded mechanical diagram labels one UNIT ASSY in one earbud, with one UNIT MAGNET. Diaphragm/coil acoustic unit is distinct from two MEMS microphones and IR sensor. Per-bud transducer count one. Raw published diagram viewed in scratch exploded.jpg.

Driver typeiPublished transducer technology. High-excursion, composite and neodymium do not by themselves establish a driver type.

Not available

Dynamic16Reviewnextrift.com/202540685Read 7 October 2026Exact WF-C710N tested review explicitly 5 mm dynamic drivers. Independently corroborated TechRadar exact comparison table. Maker only diameter does not itself establish technology.

Driver sizeiLargest explicitly published circular driver diameter in one earbud. A rectangular driver width is not a diameter.

11mm=CalculatedFrom Drivers per bud

5mm=CalculatedFrom Drivers per bud

Drivers per budiTotal audio transducers in one earbud, summed from explicit driver quantities. A row with an unknown quantity makes the total unknown.

2=CalculatedFrom Drivers per bud

1=CalculatedFrom Drivers per bud

Diaphragm material

Woofer: 30-layer ceramic-metal diaphragm. Tweeter: flat diaphragm.2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026Maker illustrated driver descriptions explicitly assign ceramic-metal diaphragm to the woofer and flat diaphragm to the tweeter. Flat does not by itself establish planar-magnetic technology.

Not available

Frequency responseiPublished acoustic frequency response of the earbuds. Codec transmission bandwidth alone does not qualify. Conditions belong in the source note.

Min15 HzMax40 kHz1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026Maker publishes acoustic Frequency Response of 15 Hz to 40 kHz. Test method and mode are not stated. LHDC sample rate is separate.

Not available

Impedance

Not available

Not available

SensitivityiPublished acoustic sensitivity. The electrical reference and frequency must be stated in sensitivity_reference or the source note.

Not available

Not available

Sensitivity reference

Not available

Not available

Max sample rateiHighest supported audio sample rate under the codec and source-device conditions in the source note. This does not establish lossless playback.

192kHz2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026Maker LHDC 5.0 high-resolution claim: up to 192 kHz / 24-bit, up to 1 Mbps. It does not establish lossless transmission. Compatible LHDC Android host required. iOS native Bluetooth does not support LHDC.

Not available

Max bit depthiHighest supported audio bit depth under the codec and source-device conditions in the source note. Bluetooth version alone does not establish this.

24bits2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026LHDC 5.0 claim with the same compatible-host and app restrictions as the sample rate.

Not available

Adaptive EQiAn inner mic tunes the sound to your ear in real time

Not available

Not available

Personalised soundiA profile from a hearing test or ear scan

Yes2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026

Yes7Maker product pagesony.co.uk/store/product/wfc710nb.ce7/WF-C710N-Wireless-Noise-Cancelling-HeadphonesRead 5 October 2026Maker personalised 360 Reality Audio experience uses individual ear-shape analysis. No hearing assessment or automatic inner-mic EQ calibration inferred.

Onboard EQ

Not available

Not available

Custom EQ bandsiNumber of independently adjustable custom equalizer frequency bands. Availability may require current firmware, an app or a compatible device.

62Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026

58Reviewsoundguys.com/sony-wf-c710n-review-136737Read 5 October 2026Five independently adjustable custom EQ frequency bands. CLEAR BASS is separate. Onboard persistence not proved.

EQ presetsiNamed equalizer sound presets. Noise-control modes and spatial-audio modes are separate features.

Balanced, Serenade, Bass Mode2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026

Bass Boost, Bright, Excited, Vocal20Reviewsoundguys.com/sony-wf-c710n-review-136737Read 7 October 2026Exact reviewed presets named in frequency-response measurement sections. This is a partial list of explicitly observed names, no fixed eight-preset count inferred across app versions.21Reviewtomsguide.com/audio/earbuds/sony-wf-c710n-wireless-earbuds-reviewRead 7 October 2026Exact review app paragraph names Vocal and listening paragraph tests Excited preset. SoundGuys independently tests Bass Boost and Bright. App version unstated. Ambient Sound twenty levels are not ANC levels or EQ presets.

Volume limit

Not available

Not available

Spatial audio

1 of 2 differ

Spatial audioiNamed spatial or surround audio processing supported with the source and platform conditions stated in the source note.

OnePlus 3D Audio2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026Static OnePlus 3D Audio with the published Android/iOS app requirements. Head tracking is not inferred.

360 Reality Audio7Maker product pagesony.co.uk/store/product/wfc710nb.ce7/WF-C710N-Wireless-Noise-Cancelling-HeadphonesRead 5 October 2026Exact current maker store feature paragraphs name 360 Reality Audio with individual ear-shape analysis. Original feature URL direct access unavailable.

Head trackingiSpatial audio changes with head movement. Static spatial processing alone does not qualify. Compatible device or content requirements belong in the source note.

Not available

Not available

Noise cancelling

4 of 11 differ

Active noise cancelling

Yes1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

Yes5Maker product pagesony.co.uk/store/product/wfc710nb.ce7/WF-C710N-Wireless-Noise-Cancelling-HeadphonesRead 5 October 2026Exact current maker store feature paragraphs name feedforward and feedback microphone placement. Original feature URL direct access unavailable.13Maker product pagesony.jp/headphone/products/WF-C710N/feature_1.htmlRead 5 October 2026

ANC typeiFeedforward uses exterior microphones. Feedback uses interior microphones. Hybrid uses both. Adaptive control is separate from microphone placement.

Hybrid2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026Maker identifies feed-forward and feed-back microphone roles in each earbud. Both microphone placements establish hybrid playback ANC, distinct from its adaptive algorithm.

Hybrid5Maker product pagesony.co.uk/store/product/wfc710nb.ce7/WF-C710N-Wireless-Noise-Cancelling-HeadphonesRead 5 October 2026Exact maker store feature text names feedforward and feedback microphone placement. Pair total is independently resolved by maker inside/outside voice-pickup release and exact teardown two unique MEMS per bud. Shared roles are counted once.13Maker product pagesony.jp/headphone/products/WF-C710N/feature_1.htmlRead 5 October 2026

ANC microphones in both earbudsiPhysical microphones used by ANC across the pair. A shared call and ANC microphone counts once. Case microphones and vibration sensors are excluded.

42Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026Two ANC roles per earbud, feed-forward and feed-back, total four across the pair. The separate talk microphone is not added to this count.

414Press releasesony.co.uk/presscentre/sony-announces-the-wf-c710n-truly-wireless-noise-cancelling-earbuds-and-adds-new-colours-to-the-wh-ch720n-and-wh-ch520-wireless-headphone-rangesRead 7 October 2026Four ANC microphones across pair, two per bud, feedforward and feedback. Maker dual sensors plus inside/outside paragraph, exact teardown enumerates two NC MEMS on one bud flex PCB. No 2+2 call microphones added.

Adaptive ANCiANC strength or calibration adjusts automatically to noise, fit or ear acoustics. The source note states the adjustment conditions.

Yes1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

Not available

ANC levelsiNumber of selectable ANC strength levels. Excludes ANC off, transparency and activity profiles unless they explicitly set distinct strength levels.

Not available

Not available

ANC attenuation (claimed)iManufacturer maximum claimed noise attenuation. Frequency and measurement conditions belong in the source note. This is not reviewer-measured overall attenuation.

55dB1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026Up to 55 dB from OnePlus Test Laboratory. The separate maximum cancellation bandwidth is 5500 Hz. This is not an independently measured overall attenuation.

Not available

Transparency mode

Yes1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

Yes3Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Adjustable transparency

Not available

Yes3Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026App ambient sound adjustment. This does not establish adjustable ANC strength or a hearing-aid function.

Automatic ANC and transparency blendiAutomatically blends active cancellation with ambient sound. Automatic activity-based switching between separate modes alone does not qualify.

Not available

Not available

Conversation detection

Not available

Not available

Wind noise reductioniA documented physical design or processing feature for reducing wind noise. The source note distinguishes mesh or shape changes from selectable processing.

Not available

Yes5Maker product pagesony.co.uk/store/product/wfc710nb.ce7/WF-C710N-Wireless-Noise-Cancelling-HeadphonesRead 5 October 2026Physical Wind Noise Reduction Structure around microphone. No selectable wind-processing mode inferred.13Maker product pagesony.jp/headphone/products/WF-C710N/feature_1.htmlRead 5 October 2026

Measured

4 of 23 differ

Frequency response notes (measured)iMeasured by a reviewer, not claimed by the maker

The measured default response has increased sub-bass below 100 Hz and otherwise closely follows the SoundGuys Headphone Preference Curve.5Measurementsoundguys.com/oneplus-buds-4-review-142159Read 8 October 2026Written Objective Measurements section describes the measured default curve and explicitly names its target. No numeric graph interpolation or MDAQS score is stored in acoustic deviation fields.

Default response adds some low bass, reduces parts of the mids and has a pronounced upper-treble dip against the reviewer preference curve.8Reviewsoundguys.com/sony-wf-c710n-review-136737Read 5 October 2026Exact review lab curve commentary. No graph extraction or score-to-dB conversion. Firmware unknown.9Measurementsoundguys.com/how-we-testRead 5 October 2026Bruel & Kjaer 5128 fixture, SoundCheck analysis and source preference curve.

Bass amount (measured)iDeviation from the review source target in the bass range. Positive means more bass. Target, test method and settings belong in the source note.

Not available

Not available

Treble amount (measured)iDeviation from the review source target in the treble range. Positive means more treble. Values from different targets may not be directly comparable.

Not available

Not available

Deviation from target (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Consistency between fittings (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Harmonic distortion (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Sound leakage (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

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

Not available

Not available

Noise isolation, best (measured)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

Call quality notes (measured)iMeasured by a reviewer, not claimed by the maker

Speech remains understandable in the published voice samples across several noise environments.5Measurementsoundguys.com/oneplus-buds-4-review-142159Read 8 October 2026Reviewer microphone demonstrations and written conclusions, not a maker call-noise claim. Firmware and codec are not specified.

Speech samples are clear in quiet conditions. Background rejection can remove parts of speech in simulated street noise.8Reviewsoundguys.com/sony-wf-c710n-review-136737Read 5 October 2026Exact review standardized speech demos. Codec and individual recording firmware are unknown.9Measurementsoundguys.com/how-we-testRead 5 October 2026Calibrated artificial mouth, with simulated background noise, wind and reverberation.

Mic low-frequency extension (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic high-frequency extension (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic speech-to-noise ratio (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

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

Not available

Not available

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

Not available

Not available

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

Not available

Not available

Latency in game mode (measured)iThe best case the buds can reach. Measured by a reviewer

Not available

Not available

Battery life (measured)iReviewer-tested operation from one full charge of the earbuds. Excludes case recharges. ANC, codec, connection, volume and tested edition belong in the row or source note.

AOnePlus Buds 4

ANC	Hours (h)
Yes	5.52

Source5Measurementsoundguys.com/oneplus-buds-4-review-142159Read 8 October 2026Storm Gray reviewer unit supplied by the maker and tested for two weeks. ANC-on playback lasted 5 h 31 min, stored as 331/60 hours. Firmware, codec and numeric test level are not stated in the product review and remain unknown. This is one earbud charge, not case-inclusive runtime.

BSony WF-C710N

Hours (h)
9.42

Source8Reviewsoundguys.com/sony-wf-c710n-review-136737Read 5 October 2026Provided sample tested one week, ran 9 h 25 min. ANC state, codec and firmware not explicitly stated and remain unknown.9Measurementsoundguys.com/how-we-testRead 5 October 2026Standardized continuous music peaks at 75 dB SPL. This method does not establish an unstated ANC or codec setting for a particular sample.

Longest tested use per chargeiHighest earbuds-only duration among stored reviewer tests. Modes and settings may differ between tests and products.

5.52h=CalculatedFrom Battery life (measured)

9.42h=CalculatedFrom Battery life (measured)

Battery life with case (measured)iReviewer-tested total including earbuds and case recharges. Do not calculate this by multiplying one-charge runtime by claimed recharge count.

Not available

Not available

Full charge time (measured)iBuds in the case, 0 to 100 %. Measured by a reviewer

Not available

Not available

Weight per bud (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Microphones and calls

3 of 7 differ

Voice microphones in both earbudsiPhysical call and beamforming microphones across the pair. Excludes case microphones and vibration sensors. Shared ANC microphones can also count here when used for calls.

61Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026Maker states three microphones per side and three-microphone AI calls. Six physical microphones across the pair, not three across the pair.

414Press releasesony.co.uk/presscentre/sony-announces-the-wf-c710n-truly-wireless-noise-cancelling-earbuds-and-adds-new-colours-to-the-wh-ch720n-and-wh-ch520-wireless-headphone-rangesRead 7 October 2026Total across both buds. Precise Voice Pickup explicitly uses microphones outside and inside each earbud. Each bud has two physical microphones shared by calls and ANC, so four across pair, no case microphone. Teardown enumerates one shared voice/feedforward MEMS and one feedback MEMS per bud.

All microphones in both earbudsiEvery physical microphone across the pair, including call and ANC microphones. Shared microphones count once. Excludes the charging case and voice vibration sensors.

61Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026Maker three microphones per side. The product page labels feed-forward, talk and feed-back roles.

414Press releasesony.co.uk/presscentre/sony-announces-the-wf-c710n-truly-wireless-noise-cancelling-earbuds-and-adds-new-colours-to-the-wh-ch720n-and-wh-ch520-wireless-headphone-rangesRead 7 October 2026Four unique physical microphones across both buds, two per bud. Shared call/ANC use counted once. Maker inside/outside voice pickup and exact teardown confirm. IR sensor and RF antenna excluded.

Bone conduction voice sensoriA dedicated bone or jaw conduction sensor for detecting speech vibrations. A microphone or speech-detecting accelerometer alone does not prove this architecture.

Not available

Not available

Mic noise reduction

AI1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

AI6Maker product pagesony.co.uk/headphones/products/wf-c710nRead 5 October 2026Maker Crystal clear calls explicitly names AI voice pickup. Music DSEE is a separate feature.

Call audio bandwidthiHighest supported call-audio bandwidth. Compatible phone, operating system, call app or network requirements belong in the source note.

Not available

Not available

Mic mute controliAn earbud control that mutes the microphone during calls. Includes touch or pressure gestures and physical buttons. Phone/app-only controls do not qualify.

Not available

Not available

SidetoneiHear your own voice in calls

Not available

Yes2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Connectivity

7 of 18 differ

Chip

Not available

MediaTek MT2822M15Reviewthewalkmanblog.com/2025/04/01/sony-wf-c710n-fcc-teardown/2Read 7 October 2026Exact YY2986/WF-C710N published FCC-photo teardown identifies installed MediaTek MT2822M, Sony V1 family. No feature capabilities borrowed from other MT2822M devices. Certification sample source, global retail firmware unknown.

Connections

Bluetooth1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

Bluetooth2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Bluetooth

5.41Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

5.31Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026

Bluetooth codecs

LHDC, AAC, SBC1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026The source names LHDC 5.0, normalized to the schema codec name LHDC. AAC and SBC are also named. LHDC requires a compatible host.

SBC, AAC1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026

Bluetooth profiles

HFP, A2DP, AVRCP1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

A2DP, AVRCP, HFP, HSP1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026

LE Audio

Not available

Not available

Auracast

Not available

Not available

MultipointiConcurrent Bluetooth connections to multiple source devices. Pairing memory and switching through a manufacturer account alone do not qualify.

Yes1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

Yes2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Two concurrent sources. Only one music stream plays at a time. Pairing memory is eight, separately documented in pairing chapters.

Multipoint devicesiMaximum source devices concurrently connected by Bluetooth, not the number remembered in pairing history.

21Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

22Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Multipoint with LDACiMany buds turn multipoint off on LDAC

Not available

Not available

Paired devices rememberediMaximum remembered Bluetooth source pairings. This is separate from simultaneous multipoint connections.

Not available

82Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Automatic switching between own devicesiThrough the maker's account

Not available

Not available

Fast pairing

Google Fast Pair1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

Microsoft Swift Pair, Google Fast Pair2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026The exact WF-C710N feature page explicitly supports Google Fast Pair and popup pairing with a nearby compatible Android device. A separate chapter describes Swift Pair for Windows 10 and 11. Local ringing does not establish a crowd finding network.25Maker product pagesony.jp/headphone/products/WF-C710N/feature_5.htmlRead 7 October 2026The exact WF-C710N feature page explicitly supports Google Fast Pair and popup pairing with a nearby compatible Android device. A separate chapter describes Swift Pair for Windows 10 and 11. Local ringing does not establish a crowd finding network.

Audio sharingiShare one stream with a second pair

Not available

Not available

Wireless range (claimed)

10m1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

10m1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026Approximate line of sight. Obstacles and radio conditions change actual range.

Wireless receiveri2.4 GHz dongle

Not available

None23Reviewrtings.com/headphones/reviews/sony/wf-c710nRead 7 October 2026Exact public gaming verdict says Bluetooth headphones do not come with wireless dongle. Exact maker connections guide only Bluetooth. No official 2.4 GHz receiver or USB audio route documented. Third-party Bluetooth dongles excluded.

Receiver connector

Not available

Not available

Simultaneous 2.4 GHz and Bluetooth audioiBoth connection types can play audio together. Quick switching between independent modes does not qualify.

Not available

Not available

Latency

3 of 3 differ

Low latency mode

Yes2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026

Not available

Claimed latency

AOnePlus Buds 4

Connection	Mode	Latency (ms)
Bluetooth	Low latency mode	47

Source2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026Maker laboratory claim 47 ms in its low-latency feature. Host, codec and firmware are not specified. It is not an independently measured latency or a universal guarantee.

BSony WF-C710N

Not available

Lowest claimed latency

47ms=CalculatedFrom Claimed latency

Not available

Compatibility

3 of 4 differ

PlatformsiPlatforms with documented audio support. App availability and advanced features can be more limited. Edition-specific support is listed in variants.

Android, iOS3Owner's manualmedia.tatacroma.com/Croma%20Assets/Wearable/Wearable%20Devices/User%20Manual/316448_User%20ManualRead 8 October 2026

Android, iOS, Windows, macOS2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Connection per platformiDocumented audio connection for each platform. USB-C phone routes require a compatible port. Platform edition and microphone restrictions belong in source notes or feature requirements.

AOnePlus Buds 4

Platform	Connection
Android	Bluetooth
iOS	Bluetooth

Source3Owner's manualmedia.tatacroma.com/Croma%20Assets/Wearable/Wearable%20Devices/User%20Manual/316448_User%20ManualRead 8 October 2026Original guide explicitly documents OnePlus Android and other Android/iOS pairing. No USB audio route is assigned to the charging case.

BSony WF-C710N

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

Source2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Separate Android, iPhone, Windows and Mac pairing chapters. Phone/computer calls require compatible HFP/HSP application settings.

Features that need a specific deviceiDevice, operating system, firmware, codec, content, account or region requirements for a named feature.

AOnePlus Buds 4

Feature	Needs
LHDC 5.0 high-resolution playback	Compatible Android device with LHDC 5.0. OnePlus Android 12 or later uses Earbuds Function. Other Android 7.0 or later devices use HeyMelody. Not supported on iOS.
OnePlus 3D Audio and Golden Sound	OnePlus Android 12 or later uses Earbuds Function. Other Android 7.0 or later and iOS devices use HeyMelody.
Steady Connect	Select OnePlus phones with OxygenOS 15.0.0 or later.
AI Translation	Select OnePlus devices with OxygenOS 15.0.1 or later. Supported languages are listed in the app.
Voice assistant shortcut	Enable in OnePlus phone Settings or HeyMelody. Available assistant functions depend on the smartphone and its installed assistant.
Single-tap playback control	Disabled by default. Enable manually in OnePlus phone Settings or HeyMelody.
47 ms low-latency mode	Automatically enabled for OnePlus phone users. Other brands require manual activation in HeyMelody.

Source2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026Exact footnotes 1, 5, 6, 7, 8, 9 and 11 of the US maker product page. These limit advanced features, not ordinary Bluetooth audio compatibility.

BSony WF-C710N

Feature	Needs
360 Reality Audio	Compatible streaming service and content. Ear-shape analysis requires Sony | Sound Connect on Android or iOS.

Source7Maker product pagesony.co.uk/store/product/wfc710nb.ce7/WF-C710N-Wireless-Noise-Cancelling-HeadphonesRead 5 October 2026

Official licence

Not available

Not available

Battery and charging

12 of 13 differ

Battery per budiBattery cell capacity of one earbud. The source note states typical or rated capacity. Charging input current is not capacity.

62mAh1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026Maker unqualified cell capacity of one earbud. Typical versus rated is not identified.

Not available

User-replaceable earbud batteryiThe maker documents normal battery replacement by the user with its approved procedure and tools. Service or recycling disassembly does not count.

No4Owner's manualoneplus.com/content/dam/oneplus/2024/eu/store/safety_guide/OnePlus_Buds_4_Safety_Guide.pdfRead 8 October 2026Original safety instructions explicitly prohibit replacing or disassembling the battery. No manufacturer-approved normal replacement procedure was found.

Not available

Claimed battery lifeiManufacturer maximum runtime under the stated mode, codec and spatial processing state. Name the spatial or immersive processing mode and other conditions in source notes. Omit unspecified settings. with_case false means one charge of the earbuds. true means earbuds plus case recharges.

AOnePlus Buds 4

Mode	Codec	Includes case recharges	Hours (h)
ANC off	AAC	No	11
ANC off	AAC	Yes	45
ANC on	AAC	No	6
ANC on	AAC	Yes	24
ANC off	LHDC	No	9
ANC off	LHDC	Yes	37
ANC on	LHDC	No	5.5
ANC on	LHDC	Yes	22
Call	Not available	No	6
Call	Not available	Yes	24
Call	Not available	No	4
Call	Not available	Yes	17

Source1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026All rows use 50% volume. AAC playback claims: ANC off 11 h buds / 45 h total and ANC on 6 h / 24 h. LHDC playback: off 9 h / 37 h and on 5.5 h / 22 h. Call rows 6 h / 24 h are ANC off, and 4 h / 17 h are ANC on. The maker labels those calls HFP, a profile rather than an actual speech codec, so codec is omitted for call rows. The call mode cannot encode ANC, so those conditions remain here. with_case includes the initial earbud charge.

BSony WF-C710N

Mode	Codec	Includes case recharges	Hours (h)
ANC on	AAC	No	8.5
Transparency	AAC	No	8
ANC off	AAC	No	12
ANC on	SBC	No	8
Transparency	SBC	No	7.5
ANC off	SBC	No	12
Call	Not available	No	4.5
ANC on	Not available	Yes	30
ANC off	Not available	Yes	40

Source3Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Printed page 27 exact codec/mode table. EQ, DSEE and Service Link shorten runtimes. Case excluded. Call runtime matches across all published noise modes, so one call row is retained.11Press releasesony.com.hk/press/pdf/20250409_e.pdfRead 5 October 2026Footnote 1 explicitly 30 h including case with ANC and 40 h with ANC off. No case total calculated from one-charge runtime. Codec unstated.

Longest claimed use per chargeiHighest earbuds-only runtime among all stored modes. This can be ANC off, Hearing Aid, heart-rate or call use. Read the battery table and source conditions.

11h=CalculatedFrom Claimed battery life

12h=CalculatedFrom Claimed battery life

Playback per charge with ANC (claimed)iHighest claimed earbuds-only playback with ANC enabled. Codec and spatial-audio conditions belong in the source note.

6h=CalculatedFrom Claimed battery life

8.5h=CalculatedFrom Claimed battery life

Playback per charge without ANC (claimed)iHighest claimed earbuds-only playback with ANC disabled. Codec and volume conditions belong in the source note.

11h=CalculatedFrom Claimed battery life

12h=CalculatedFrom Claimed battery life

Total with case (claimed)iHighest claimed runtime including the initial earbud charge and all case recharges. It is not the case recharge runtime alone.

45h=CalculatedFrom Claimed battery life

40h=CalculatedFrom Claimed battery life

Total with case and ANC (claimed)iClaimed total playback with ANC, including the initial earbud charge and case recharges.

24h=CalculatedFrom Claimed battery life

30h=CalculatedFrom Claimed battery life

Talk time (claimed)

6h=CalculatedFrom Claimed battery life

4.5h=CalculatedFrom Claimed battery life

Full charge time, budsiTime to charge discharged earbuds to full in the case. Excludes charging the case itself or a combined buds-and-case result.

50min1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026Maker specifies earbuds-only charge time about 50 minutes. The separate about-80-minute result includes both earbuds and case, so it is not stored as case_charge_time_min.

90min2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Approximate empty-to-full earbuds time in case. Case-only time is separately published. Not combined charging time.

Charging guidanceiPublished charging guidance or estimates that do not separate earbuds and case. Preserve the maker’s component scope and limits. Do not assign an unspecified or combined estimate to a component-specific numeric field.

Not available

Not available

Quick charge timeiCharge duration corresponding to quick_charge_playback_h. Source note states earbuds-only or case-inclusive charging and playback settings.

10min1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

5min2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Earbud playback after quick chargeiEarbuds-only runtime after quick_charge_min of charging. A claimed case-inclusive total does not qualify. ANC, codec and volume conditions belong in the source note.

3.5h1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026Maker earbuds-only claim is 3.5 hours after ten minutes. Conditions ANC off, AAC, 50% volume. The eleven-hour quick-charge headline includes case recharges and is not stored here.

1h2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Available operating time chapter states approximately one hour of earbud playback after five-minute charge. ANC, codec and volume for this claim are not separately named.

Charging case

3 of 10 differ

Case batteryiCharging-case battery cell capacity. The source note distinguishes typical, rated and output capacity. USB output capacity alone does not qualify.

530mAh1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026Maker unqualified charging case cell capacity. It is separate from one-bud capacity.

500mAh15Reviewthewalkmanblog.com/2025/04/01/sony-wf-c710n-fcc-teardown/2Read 7 October 2026Exact published FCC-photo teardown identifies case cells VDL772130 and High-Power/Springpower 772030 at 500 mAh, 3.85 V. Independently viewed case label teardown 11 explicitly says Rated Capacity 500 mAh and Rated Energy 1.925 Wh. Rated cell capacity, not USB output or combined buds. Earbud 0.269/0.27 Wh not converted to mAh.

User-replaceable case batteryiThe maker documents normal case battery replacement by the user with its approved procedure and tools. Service or recycling disassembly does not count.

No4Owner's manualoneplus.com/content/dam/oneplus/2024/eu/store/safety_guide/OnePlus_Buds_4_Safety_Guide.pdfRead 8 October 2026Same original safety rule covers the device and accessories, including charging case batteries. Service repair and disposal are not routine user replacement.

Not available

Case charging port

USB-C1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

USB-C2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Case full charge timeiBy cable, 0 to 100 %. A time the maker gives with the earbuds inside the case counts, and the source note says so.

Not available

210min2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Wireless charging

No5Measurementsoundguys.com/oneplus-buds-4-review-142159Read 8 October 2026Reviewer explicitly states the USB-C case does not support wireless charging.

No8Reviewsoundguys.com/sony-wf-c710n-review-136737Read 5 October 2026Review explicitly says the charging case has no wireless charging.

Wireless standardsiDocumented case charging standards or supported chargers. Magnetic alignment alone does not establish Qi2 certification.

Not available

Not available

Wireless charging poweriHighest wireless charging input the maker states for the case. The output of a charging pad does not count.

Not available

Not available

Speaker in caseiAn audio speaker physically in the charging case, for locating or status sounds. A microphone in the case is separate.

Not available

Not available

Screen on case

Not available

Not available

Case works as audio transmitteriCase relays external source audio through USB or an analog audio input. A case microphone for recording or calls does not qualify.

Not available

Not available

Controls

4 of 5 differ

ControlsiPressure is a force sensor that does not move, such as a stem you squeeze. Button is a key that moves when pressed.

Touch, Swipe2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026

Touch2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Earbud volume controliHow earbud controls adjust volume, including a voice command if supported. Phone or app controls alone do not qualify.

Swipe2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026

Touch2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Gestures

Single tap, Double tap, Triple tap, Touch and hold for one second, Slide up and down3Owner's manualmedia.tatacroma.com/Croma%20Assets/Wearable/Wearable%20Devices/User%20Manual/316448_User%20ManualRead 8 October 2026Original English touch table. Single-tap playback is disabled by default and must be enabled in app settings.

Single tap, Double tap, Triple tap, Four or more taps, Touch and hold19Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 7 October 2026Exact guide About touch sensor table, printed page 21, and phone-control section. Default assignments left noise control and Quick Access, right music. Touch and hold Quick Attention/voice assistant, depending assignment. Four or more taps changes music volume. Individual gestures are not all freely remappable.

Remappable controls

Yes2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026

Yes2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Left/right control function groups can be assigned through the app. Individual gestures are not freely remappable.

Voice assistant

Google Gemini, Google Assistant, Apple Siri2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026

Google app, Siri2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Sensors and health

3 of 9 differ

In-ear detection

Not available

Yes4Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Parts page 13 and wearing pages 17-19 name built-in IR sensors and pause/resume detection. No unproved skin or heart sensor assigned.

Sensors

Not available

Infrared wear sensors4Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Heart rate sensor

Not available

Not available

Skin temperature sensingiA documented skin temperature sensor. This is separate from the operating temperature range or a heart-rate sensor.

Not available

Not available

Hearing aid featureiAmplification for mild to moderate hearing loss

Not available

Not available

Medical clearances

Not available

Not available

Hearing testiA documented hearing assessment feature, including consumer sound-personalization tests. Medical diagnostic clearance must be stated separately.

Yes2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026

Not available

Hearing protectioniLimits sudden loud sounds

Not available

Not available

Health features

Not available

Not available

Fit and durability

4 of 7 differ

Ear tips includediTip sizes supplied with the product, including the pair fitted to the earbuds. Do not list separately sold sizes as included.

S, M, L1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

XS, M, XL2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Ear tip materials

Silicone4Owner's manualoneplus.com/content/dam/oneplus/2024/eu/store/safety_guide/OnePlus_Buds_4_Safety_Guide.pdfRead 8 October 2026

Silicone2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

StabilisersiPhysical stabilizing fittings or structures. Stability bands are separate from fins, wings and ear hooks.

Not available

None23Reviewrtings.com/headphones/reviews/sony/wf-c710nRead 7 October 2026Exact public sports verdict says no stability fins. Complete maker unit/tip diagrams show conventional tips with no wings, hooks or separate bands. No third-party accessory inferred.

Ear tip fit test

Yes3Owner's manualmedia.tatacroma.com/Croma%20Assets/Wearable/Wearable%20Devices/User%20Manual/316448_User%20ManualRead 8 October 2026

Not available

Dust and water rating, buds

IP551Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

IPX43Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026IEC 60529 splash resistance of earbuds only. Manual explicitly excludes charging case from water resistance.

Dust and water rating, case

Not available

Not available

Water resistance depth

Not available

Not available

Software

2 of 6 differ

Companion app

HeyMelody and OnePlus Wireless Earphones3Owner's manualmedia.tatacroma.com/Croma%20Assets/Wearable/Wearable%20Devices/User%20Manual/316448_User%20ManualRead 8 October 2026Original guide names built-in Wireless Earphones / OnePlus Buds settings on OnePlus phones and HeyMelody for other Android/iOS phones. Current US footnotes take precedence for advanced feature OS requirements.

Sony | Sound Connect2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

App platforms

Android, iOS3Owner's manualmedia.tatacroma.com/Croma%20Assets/Wearable/Wearable%20Devices/User%20Manual/316448_User%20ManualRead 8 October 2026

Android, iOS2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

User firmware updates

Yes1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

Yes2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Finding network

Not available

Not available

Precision findingiUWB in the case

Not available

Not available

Live translation

Yes2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026

Not available

Dimensions and weight

2 of 4 differ

Weight per budiMass of one earbud. Tip size and approximate values belong in the source note. Do not store pair or case-inclusive mass.

4.73g(0.2 oz)1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026Maker single-earbud mass 4.73 ± 0.2 g. Empty-case mass is omitted because the linked workbook has 39.97 g and 39.57 g on differently keyed sheets without an exact colour/configuration bridge. Unlabelled dimension tuples do not establish axes.

5.2g(0.2 oz)1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026Approximate mass of one earbud including M tip. Pair mass is not stored.

Bud dimensionsiDimensions of one earbud on the explicitly identified width, height and depth axes. An unlabeled tuple cannot establish those axes.

Not available

Not available

Case weightiCharging case mass excluding earbuds. Case-inclusive product mass does not qualify unless the source explicitly gives the empty-case figure.

Not available

38g(1.3 oz)1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026Maker charging-case weight, separate from earbud weight.

Case dimensionsiCharging-case width, height and depth on explicitly identified source axes. Report conflicting axis labels rather than reorder a tuple by appearance.

Not available

Not available

Certifications

1 of 3 differ

Hi-Res AudioiThe Japan Audio Society logos. Hi-Res Audio Wireless is also written Hi-Res Wireless Audio.

Hi-Res Audio Wireless2Maker product pageoneplus.com/us/oneplus-buds-4Read 8 October 2026Maker displays Hi-Res Audio Wireless branding and describes compatible LHDC 5.0 high-resolution playback.

Not available

Communication certifications

Not available

Not available

FCC IDs

Not available

AK8YY298624Regulatory filingfccid.io/AK8YY2986Read 7 October 2026Published FCC grant mirror table identifies Sony Group, YY2986 Wireless Noise Canceling Stereo Headset and identifier AK8YY2986, original grant 16 December 2024. Covers device authorization, not an invented independent case radio ID. Original submitted user-manual metadata matches WF-C710N YY2986. Confidential operational description and parts list not accessed.

Other certifications

Not available

Not available

In the box

1 of 2 differ

In the box

OnePlus Buds 4 (one pair), OnePlus Buds 4 Charging Case, Type-C Charging Cable, Ear Tips (S, M, L pairs, M pre-installed), User Manual and Safety and Warranty1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

Sony WF-C710N earbuds, Charging case, Hybrid silicone rubber earbud tips (XS, M, XL), Documents, USB-A to USB-C cable2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Complete standard box list. C510 includes no USB cable. C710N includes one USB-A to USB-C cable. Tips are silicone rubber, despite Hybrid being their marketing name.

Cables included

AOnePlus Buds 4

Type	Count
USB-A to USB-C charging cable	1

Source5Measurementsoundguys.com/oneplus-buds-4-review-142159Read 8 October 2026Reviewer explicitly identifies the supplied cable as USB-A to USB-C. Length is not stated.

BSony WF-C710N

Type	Count
USB-A to USB-C charging cable	1

Source4Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Links

Not compared

Product page

www.oneplus.com/us/oneplus-buds-41Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026

www.sony.co.uk/headphones/products/wf-c710n6Maker product pagesony.co.uk/headphones/products/wf-c710nRead 5 October 2026

Spec sheet

www.oneplus.com/content/dam/oneplus/2025/specs/buds4/parameter-na-buds4-0701.xlsx1Maker product pageoneplus.com/us/oneplus-buds-4/specsRead 8 October 2026Public maker workbook linked by the page. Rendered specifications select sheet P000001. The workbook also includes unselected P000002 with differing case mass and call-profile labels, so no exact colour-dependent case mass is inferred.

www.sony.co.uk/headphones/products/wf-c710n/spec1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026Exact maker full specification table. Published Bluetooth communication frequency range is transmission bandwidth and is excluded from acoustic frequency_response_hz.

Manual

media.tatacroma.com/Croma%20Assets/Wearable/Wearable%20Devices/User%20Manual/316448_User%20Manual3Owner's manualmedia.tatacroma.com/Croma%20Assets/Wearable/Wearable%20Devices/User%20Manual/316448_User%20ManualRead 8 October 2026Maker-authored original two-page English/Hindi user guide hosted by the retailer. Its English page was read in full. Global model identity is separately confirmed by the original OnePlus safety document E513A.

helpguide.sony.net/mdr/2986/v1/en/print.pdf2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Original exact English guide, 135 pages. Identity on cover. Parts page 13, box/tips page 10, controls page 21, runtime page 27, specifications page 134.

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.

Not available

Not available

Warranty

1 of 1 differ

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.

Not available

1year22Maker product pageservices.sony.co.uk/support/en/warranty/generalRead 7 October 2026Sony UK/European voluntary guarantee one year from original purchase when accompanying guarantee leaflet applies. Exact WF-C710N UK store links Sony Original Warranty. Not statutory two-year consumer remedy, not Xperia two-year exception or Japan Sony Store three-year promotion. Source market GB.

Both are also in the API. Back to all earbuds.