Earbuds / Compare

Redmi Buds 6 Play vs Sony WF-C510

A

Product A: Redmi

Buds 6 Play

65 of 166 known

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B

Product B: Sony

WF-C510

81 of 166 known

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All 166 fields

Every value links to where we found it.

Only differences

ARedmi Buds 6 Play

BSony WF-C510

General

7 of 8 differ

Series

REDMI Buds1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026The page and the Xiaomi shop list the product in the REDMI Buds line.

Not available

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

M2420E12Maker product pagemi.com/global/product/redmi-buds-6-play/specsRead 23 October 2026Specs tab row Model: M2420E1. The German and British tabs show the same code.

YY2982, WF-C5102Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

GTIN / EAN

Not available

02724293033913Retailer pagebhphotovideo.com/c/product/1850117-REG/sony_wfc510_b_wf_c510_true_wireless_earbuds.htmlRead 7 October 2026UPC for US black WFC510/B only. Other colors and regions can have different barcodes.

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

Not available

26 August 20249Press releasesony.mediaroom.com/2024-08-26-Sony-Electronics-Adds-the-WF-C510-to-its-Truly-Wireless-Earbud-RangeRead 5 October 2026US announcement opens preorders. First retail month comes from retrospective release evidence.

Status

Available8Press articlenotebookcheck.com/Redmi-Buds-6-Play-Neue-Ohrhoerer-von-Xiaomi-mit-36h-Akkulaufzeit-und-AI-Geraeuschunterdrueckung-kosten-nur-gut-10-Euro.898791.0.htmlRead 23 October 2026Orderable at Xiaomi Germany. Not stated as discontinued anywhere.

Available13Retailer pagebhphotovideo.com/c/product/1850117-REG/sony_wfc510_b_wf_c510_true_wireless_earbuds.htmlRead 7 October 2026US black WFC510/B is listed In Stock on the access date.

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

Not available

Not available

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

$69.999Press releasesony.mediaroom.com/2024-08-26-Sony-Electronics-Adds-the-WF-C510-to-its-Truly-Wireless-Earbud-RangeRead 5 October 2026Currently accessible original August 26, 2024 US maker launch release explicitly states suggested retail price 69.99 USD for WF-C510. Opened October 7, 2026. An unlinked secondary claim of a historical 60 USD correction was not verified and does not override this actual maker statement. Later current prices and CAD 99.99 are separate.

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.

€10.998Press articlenotebookcheck.com/Redmi-Buds-6-Play-Neue-Ohrhoerer-von-Xiaomi-mit-36h-Akkulaufzeit-und-AI-Geraeuschunterdrueckung-kosten-nur-gut-10-Euro.898791.0.htmlRead 23 October 2026Article of 8 Oct 2024: the Redmi Buds 6 Play is listed at Xiaomi Germany with a recommended price of 10.99 EUR, black only at that time. Retailer prices at first sale were higher, for example 18.90 EUR at Galaxus on 2 Sep 2024. Inside-digital lists a 14.99 EUR recommended price. The Xiaomi Germany listing is the maker price, so 10.99 is stored.

Not available

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

DE, GB, MY3Maker product pagemi.com/uk/product/redmi-buds-6-play/specsRead 23 October 2026UK store specs tab. The German store (mi.com/de) also lists the product, and Lowyat reports sale in Malaysia.8Press articlenotebookcheck.com/Redmi-Buds-6-Play-Neue-Ohrhoerer-von-Xiaomi-mit-36h-Akkulaufzeit-und-AI-Geraeuschunterdrueckung-kosten-nur-gut-10-Euro.898791.0.htmlRead 23 October 2026Germany.10Press articlelowyat.net/2024/332083/redmi-buds-6-playRead 23 October 2026Article of 11 Sep 2024: on sale in Malaysia at RM69, a retail price in MYR.

US, GB, JP5Maker product pagesony.co.uk/headphones/products/wf-c510Read 5 October 2026Exact UK maker product page establishes GB market.9Press releasesony.mediaroom.com/2024-08-26-Sony-Electronics-Adds-the-WF-C510-to-its-Truly-Wireless-Earbud-RangeRead 5 October 2026Original US maker launch identifies the US market. GB and JP are independently established by their exact regional maker pages.10Maker product pagesony.jp/headphone/products/WF-C510Read 5 October 2026Exact Japanese maker product page establishes JP market.

ColoursiThe maker's own colour names

Black, White, Pink, Blue2Maker product pagemi.com/global/product/redmi-buds-6-play/specsRead 23 October 2026Specs tab lists Black, White, Blue and Pink. The German tab lists only Black and White. The support FAQ lists Black, White, Pink and Blue.

Blue, Yellow, Black, White1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 2026

Segment

Not available

Music5Maker product pagesony.co.uk/headphones/products/wf-c510Read 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-ear4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Functions Q27 and Frequently Asked Questions Q8: the earbuds have an in-ear design with ear caps inserted into the ear.

In-ear2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

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

Stemless8Press articlenotebookcheck.com/Redmi-Buds-6-Play-Neue-Ohrhoerer-von-Xiaomi-mit-36h-Akkulaufzeit-und-AI-Geraeuschunterdrueckung-kosten-nur-gut-10-Euro.898791.0.htmlRead 23 October 2026The article describes a bean-shaped bud and not a stem.10Press articlelowyat.net/2024/332083/redmi-buds-6-playRead 23 October 2026The Play is the only one of the three Buds 6 models with no stems on the buds.

Stemless5Maker product pagesony.co.uk/headphones/products/wf-c510Read 5 October 2026Exact maker 360-degree views show compact bodies without projecting stems.

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/2982/v1/en/print.pdfRead 7 October 2026

RGB lighting

Not available

No17Retailer pageenter.online/tehnica-audio/casti/sony-wf-c510-black-fara-firRead 7 October 2026Exact model specifications say lighting is absent. Status indicator LED is not RGB decorative lighting.

Drivers and sound

8 of 17 differ

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

ARedmi Buds 6 Play

Type	Diameter (mm)	Count per earbud
Dynamic	10	1

Source1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026Page: 10mm large dynamic driver. One driver per earbud is the normal in-ear layout and the specs tab lists one speaker impedance. The page does not say per earbud in words.

BSony WF-C510

Type	Diameter (mm)	Count per earbud
Dynamic	6	1

Source1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 2026Published driver diameter. Unpublished driver technology, count and diaphragm material remain absent.12Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026Exact maker support specification table states 6 mm. Producer opened the full public table. Reviewer independently verified public official indexed cells where direct fetch was unavailable. Manual page 123 confirms weight, radio and charge fields.13Retailer pagebhphotovideo.com/c/product/1850117-REG/sony_wfc510_b_wf_c510_true_wireless_earbuds.htmlRead 7 October 2026Exact WFC510/B rows state one driver per earpiece, Dynamic and 6 mm. Maker independently states 6 mm. The WalkmanBlog exact-model teardown shows the single main driver. Unrelated retailer microphone/weight errors are not imported.20Reviewthewalkmanblog.com/2024/10/16/sony-wf-c510-fcc-teardown/2Read 7 October 2026Exact-model public teardown identifies the main 6.0 mm driver after removing the cell. One driver is shown inside an earbud. This independently corroborates the explicit retailer one-per-earpiece count.21Retailer pagetelstra.com.au/accessories/earbuds/sony/wf-c510-true-wireless-in-ear-headphonesRead 7 October 2026Exact WF-C510 specification states 6 mm dynamic. One-per-earpiece count is separately explicit in B&H and corroborated by the exact-model teardown.

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

Dynamic1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026

Dynamic13Retailer pagebhphotovideo.com/c/product/1850117-REG/sony_wfc510_b_wf_c510_true_wireless_earbuds.htmlRead 7 October 2026Exact US black WFC510/B retailer specification explicitly says Dynamic. Maker UK/Japan lists closed construction and 6 mm but does not independently name the transducer mechanism.21Retailer pagetelstra.com.au/accessories/earbuds/sony/wf-c510-true-wireless-in-ear-headphonesRead 7 October 2026Exact WF-C510 specification states 6 mm dynamic. Corroborates the explicit B&H dynamic row.

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

10mm=CalculatedFrom Drivers per bud

6mm=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.

1=CalculatedFrom Drivers per bud

1=CalculatedFrom Drivers per bud

Diaphragm material

Not available

Not available

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

Min20 HzMax20 kHz2Maker product pagemi.com/global/product/redmi-buds-6-play/specsRead 23 October 2026Frequency response range 20Hz~20KHz. No conditions given.

Not available

Impedance

16Ω2Maker product pagemi.com/global/product/redmi-buds-6-play/specsRead 23 October 2026Speaker impedance 16 ohm, rated power 5 mW, maximum power 10 mW.

Not available

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

104dB4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Sensitivity 104 +/- 3 dB at 1000 Hz with 0.126 V input. The reference is not stored as per 1 mW or per 1 V because the maker names neither.

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.

Not available

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.

Not available

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

Not available

Yes6Maker product pagesony.co.uk/store/product/wfc510b.ce7/WF-C510-Truly-Wireless-HeadphonesRead 5 October 2026Exact maker store indexed text explicitly names ear-shape analysis for a personalised 360 Reality Audio experience. Original feature-page direct fetch unavailable. No hearing assessment or 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.

Not available

57Reviewsoundguys.com/sony-wf-c510-review-123428Read 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.

Standard, Enhance bass, Enhance voice, Enhance treble, Enhance volume1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026Footnote: 5 preset EQ modes are standard, enhance bass, enhance voice, enhance treble and enhance volume, set in the Xiaomi Earbuds app. Reviewers say there is no custom EQ.

Bright, Excited, Mellow, Relaxed, Vocal, Treble Boost, Bass Boost, Speech14Maker product pagesupport.sony.jp/electronics/support/articles/00364150Read 7 October 2026Exact WF-C510 Japanese Sound Connect use guide lists eight named presets. Manual, Custom1/Custom2 and Off are separate editable/default options, not added named factory curves.

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.

Not available

360 Reality Audio6Maker product pagesony.co.uk/store/product/wfc510b.ce7/WF-C510-Truly-Wireless-HeadphonesRead 5 October 2026

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

2 of 11 differ

Active noise cancelling

No4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Functions Q4: the earbuds do not have a noise reduction function and only support single microphone call noise reduction.

No7Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026

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

Not available

Not available

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.

Not available

Not available

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

Not available

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.

Not available

Not available

Transparency mode

Not available

Yes3Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 5 October 2026

Adjustable transparency

Not available

Yes3Owner's manualhelpguide.sony.net/mdr/2982/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

Not available

Measured

4 of 23 differ

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

Not available

Lab response has reduced lows and highs relative to the reviewer preference curve. Midrange can sound more prominent by comparison.7Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026Exact firmware 1.0.2/app 10.4.2 lab commentary. No rating converted into dB.8Measurementsoundguys.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

Not available

Recorded speech samples show limited office-noise rejection, with better handling of simulated street and wind noise.7Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026Exact review standardized speech demos. Codec and individual recording firmware are unknown.8Measurementsoundguys.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.

ARedmi Buds 6 Play

ANC	Hours (h)
No	6

Source11Reviewearbudsarena.com/redmi-buds-6-play-reviewRead 23 October 2026Reviewer test: about 6 hours of continuous playback from the earbuds at 100 percent volume. Codec and firmware are not stated. China-Gadgets measured about 6 hours at mixed volume. The reviewer says the 36 hour total with the case holds up well.

BSony WF-C510

ANC	Hours (h)
No	10.48

Source7Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026Provided sample, four days testing, firmware 1.0.2 and app 10.4.2. Transparency off. Ran 10 h 29 min. Codec not stated. No case recharges included.8Measurementsoundguys.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.

6h=CalculatedFrom Battery life (measured)

10.48h=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

4 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.

Not available

24Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 5 October 2026Page 11 complete parts diagram labels one voice microphone on each earbud. Two physical call microphones across pair.

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.

Not available

22Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026Complete headset parts diagram on printed page 11 labels microphones left/right, one per earbud. Shared call/ambient microphones counted once. Case parts diagram has no microphone. No bone sensor inferred.20Reviewthewalkmanblog.com/2024/10/16/sony-wf-c510-fcc-teardown/2Read 7 October 2026Exact-model teardown identifies the mic hole and matching housing hole. Maker full parts diagram labels one physical microphone on each unit, used for calls and ambient sound. No additional microphone is identified by the complete hardware inventory.

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 pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026Page: AI noise reduction for calls. The support FAQ says the earbuds have no noise cancelling and only single microphone call noise reduction.

Not available

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/2982/v1/en/print.pdfRead 7 October 2026

Connectivity

9 of 18 differ

Chip

Not available

Airoha AB1563E16Spec databasethewalkmanblog.com/2019/10/07/sony-headphone-internal-codes-and-bluetooth-socsRead 7 October 2026Exact YY2982/WF-C510 row in February 2026 hardware table. Vendor identified by the same table introduction. Based on documented certification/teardown sources, not generic chipset capability.

Connections

Bluetooth4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Overview Q3: connects to Android and iOS phones by Bluetooth 5.4. No other connection is listed.

Bluetooth2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

Bluetooth

5.41Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 20267Owner's manualkatalog.atcomp.cz/katalog/95XIS1182/Redmi_Buds_6_Play_User_Manual_sk_ATC.pdfRead 23 October 2026Specifications page 7: Bluetooth 5.4.

5.31Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 202612Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026

Bluetooth codecs

SBC1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026The battery footnote names SBC decoding. The support FAQ and the manual state SBC only.4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Q4 and Q32: audio decoding protocol is SBC and AAC is not supported. China-Gadgets says SBC and AAC, which the maker contradicts.7Owner's manualkatalog.atcomp.cz/katalog/95XIS1182/Redmi_Buds_6_Play_User_Manual_sk_ATC.pdfRead 23 October 2026Specifications page 7: supported audio codecs SBC.

SBC, AAC1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 202612Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026

Bluetooth profiles

A2DP, AVRCP, HFP2Maker product pagemi.com/global/product/redmi-buds-6-play/specsRead 23 October 2026Bluetooth protocols: Bluetooth Low Energy, HFP, A2DP and AVRCP. Low Energy is not a profile and is not stored.

A2DP, AVRCP, HFP, HSP1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 202612Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026

LE Audio

Not available

No15Reviewthewalkmanblog.com/2024/11/28/sony-wf-c510-reviewRead 7 October 2026Purchased black sample used almost daily for three months. Feature section explicitly says no LE Audio support. This does not infer a future firmware commitment.

Auracast

Not available

Not available

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

No4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026FAQ Q16: by default the earbuds connect to one device at a time. Scarbir and PB Tech also state no multipoint.

Yes2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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.

14Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026One device at a time.

22Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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/2982/v1/en/print.pdfRead 7 October 2026

Automatic switching between own devicesiThrough the maker's account

Not available

Not available

Fast pairing

Google Fast Pair1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026

Google Fast Pair, Microsoft Swift Pair9Press releasesony.mediaroom.com/2024-08-26-Sony-Electronics-Adds-the-WF-C510-to-its-Truly-Wireless-Earbud-RangeRead 5 October 2026

Audio sharingiShare one stream with a second pair

Not available

Not available

Wireless range (claimed)

10m2Maker product pagemi.com/global/product/redmi-buds-6-play/specsRead 23 October 2026Communication range 10 m in open space free of obstacles.7Owner's manualkatalog.atcomp.cz/katalog/95XIS1182/Redmi_Buds_6_Play_User_Manual_sk_ATC.pdfRead 23 October 2026Specifications page 7: 10 m in open space without obstacles.

10m1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 2026Approximate line of sight. Obstacles and radio conditions change actual range.12Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026

Wireless receiveri2.4 GHz dongle

Not available

Not available

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

1 of 3 differ

Low latency mode

Yes1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026Page: supports low latency mode. The page footnote gives 180 ms as the delay between audio reception by the earbuds and audio output. The support FAQ gives 330 to 336 ms. The two figures are not stored.

No19Reviewscarbir.com/tws/sony-wf-c510-reviewRead 7 October 2026Actual purchased WF-C510 review explicitly says no specific low-latency gaming mode in the Video and games playback section. Automatic A/V synchronisation is distinct from a user-selected game mode.

Claimed latency

Not available

Not available

Lowest claimed latency

Not available

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, iOS4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Overview Q3: Android and iOS can connect, and no app is needed for the Bluetooth connection.

Android, iOS, Windows, macOS2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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.

ARedmi Buds 6 Play

Platform	Connection	Microphone works
Android	Bluetooth	Yes
iOS	Bluetooth	Yes

Source4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Bluetooth to Android and iOS. Calls use the earbud microphone.

BSony WF-C510

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

Source2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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.

ARedmi Buds 6 Play

Feature	Needs
Low latency mode	The product page footnote lists the Xiaomi 14 Ultra, Xiaomi 14, Xiaomi 13, Xiaomi 13 Pro, Xiaomi 13 Ultra and POCO F6 as models that support low latency and says more models are being adapted. The support FAQ says it turns on by holding the touch area of both earbuds for 1.5 seconds outside calls, or in the Xiaomi Earbuds app.
Google Fast Pair	Android devices with Google Play services 11.7 or later, which covers Android 6.0 and later. Fast Pair switches off for 5 minutes after three cancelled attempts.
Xiaomi Earbuds app	Android 6.0 or later (app version 1.20.0i or later) or iOS 14.0 or later (app version 1.11.0 or later). Touch control settings are only available in the app.
Pop-up with battery levels	Only some Xiaomi phones with Pair compatible devices turned on in the Bluetooth additional settings.
10-minute fast charge for 3 hours of music	The charging case needs at least 35 percent battery.

Source1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026Footnotes on low latency, Google Fast Pair, the Xiaomi Earbuds app and the 10-minute fast charge.

BSony WF-C510

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

Source6Maker product pagesony.co.uk/store/product/wfc510b.ce7/WF-C510-Truly-Wireless-HeadphonesRead 5 October 2026

Official licence

Not available

Not available

Battery and charging

11 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.

57mAh2Maker product pagemi.com/global/product/redmi-buds-6-play/specsRead 23 October 2026Earbuds 57 mAh. No typical or rated wording.

70mAh17Retailer pageenter.online/tehnica-audio/casti/sony-wf-c510-black-fara-firRead 7 October 2026Exact black WF-C510 specifications explicitly label earbud accumulator 70 mAh. Typical/rated distinction is not stated. Corroborated by several retailer tables, not calculated from watt-hours or current.21Retailer pagetelstra.com.au/accessories/earbuds/sony/wf-c510-true-wireless-in-ear-headphonesRead 7 October 2026Exact headset specification states built-in lithium-ion 3.85 V, 70 mAh. Retailers explicitly distinguish earbud 70 from case 300. Typical/rated capacity basis is unstated. No capacity was computed from voltage or energy.

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.

No4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Charging Q9: the earbud batteries are built in and cannot be replaced.

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.

ARedmi Buds 6 Play

Mode	Codec	Includes case recharges	Hours (h)
ANC off	SBC	No	7.5
ANC off	SBC	Yes	36

Source1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026Footnote: tested by Xiaomi at 50 percent volume with noise reduction off and SBC decoding. 7.5 hours on one charge and 36 hours with the case. Xiaomi internal labs.

BSony WF-C510

Mode	Codec	Includes case recharges	Hours (h)
Transparency	AAC	No	8
ANC off	AAC	No	11
Transparency	SBC	No	7
ANC off	SBC	No	9
Call	Not available	No	5
ANC off	AAC	Yes	22

Source3Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 5 October 2026Printed page 24 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. ANC-off on C510 means ambient processing off, since it has no ANC.10Maker product pagesony.jp/headphone/products/WF-C510Read 5 October 2026Long battery section explicitly 11 h earbuds plus 22 h total including case. Footnote codec AAC, EQ and DSEE off, other features at default. Case total is published, not inferred.

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.

7.5h=CalculatedFrom Claimed battery life

11h=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.

Not available

Not available

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

7.5h=CalculatedFrom Claimed battery life

11h=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.

36h=CalculatedFrom Claimed battery life

22h=CalculatedFrom Claimed battery life

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

Not available

Not available

Talk time (claimed)

Not available

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.

60min4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Charging Q1: the earbuds are fully charged in approximately no more than 60 minutes, depending on the case battery. The earbuds were charged in the case.

90min2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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.

Charging case input is 5 V 800 mA max and output is 5 V 340 mA max. The earbuds take 5 V 170 mA max. A fully charged case recharges the earbuds about 3.5 times. A charging cable is not in the box. The manual says the charger should supply between 0.15 W and 4 W.4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Charging Q3: a full case charges the dual earbuds 3.5 times. Spec tab: case input 5 V 800 mA, case output 5 V 340 mA, earbud input 5 V 170 mA. Q12 of the FAQ section: no charging cable in the package. The manual gives the 0.15 W to 4 W charger range. China-Gadgets says 4.5 recharges, which differs from the maker.7Owner's manualkatalog.atcomp.cz/katalog/95XIS1182/Redmi_Buds_6_Play_User_Manual_sk_ATC.pdfRead 23 October 2026Page 2: no charging cable in the package. Specifications page 7: charger power between 0.15 W and 4 W. Case input 5 V 800 mA and output 5 V 340 mA, earbuds input 5 V 170 mA.

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 pagemi.com/global/product/redmi-buds-6-playRead 23 October 202610 minutes of charging for up to 3 hours of music. Xiaomi internal labs.

5min2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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.

3h1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026Up to 3 hours of music playback from a 10-minute charge. The earbuds play for these hours, since the page states music playback and not a total with the case.

1h2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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

4 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.

600mAh2Maker product pagemi.com/global/product/redmi-buds-6-play/specsRead 23 October 2026Charging case 600 mAh. No typical or rated wording.

300mAh17Retailer pageenter.online/tehnica-audio/casti/sony-wf-c510-black-fara-firRead 7 October 2026Exact black WF-C510 specifications explicitly label case accumulator 300 mAh. Typical/rated distinction is not stated. Not USB output capacity or charging current.

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.

Not available

Not available

Case charging port

USB-C2Maker product pagemi.com/global/product/redmi-buds-6-play/specsRead 23 October 2026Charging port Type-C.7Owner's manualkatalog.atcomp.cz/katalog/95XIS1182/Redmi_Buds_6_Play_User_Manual_sk_ATC.pdfRead 23 October 2026Specifications page 7: Type-C.

USB-C2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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

180min2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

Wireless charging

No4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Charging Q1: the product supports wired charging.

No7Reviewsoundguys.com/sony-wf-c510-review-123428Read 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

No7Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026

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

No7Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026

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.

Touch1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 20266Maker product pagemi.com/global/support/faq/details/KA-309144Read 23 October 2026Touch areas on the earbuds and a function key on the case for pairing and reset.

Button2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

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

Touch4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026FAQ Q35: the default is the phone volume button. The touch control table says volume up and down are available as custom gestures in the Xiaomi Earbuds app, so volume on the earbuds needs a custom gesture.

Buttons2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

Gestures

Double tap: play or pause music, answer or end a call, Triple tap: next track, reject a call, Press and hold for 2 seconds: wake the phone's voice assistant, Triple tap both earbuds at once: forced pairing, Press and hold both earbuds for 1.5 seconds: low latency mode on or off4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Touch control table: double tap, triple tap, press and hold for 2 s, triple tap on both earbuds. The low latency toggle is in the FAQ on low latency.6Maker product pagemi.com/global/support/faq/details/KA-309144Read 23 October 2026Touch control table: double tap, triple tap, triple tap on both earbuds for forced pairing, press and hold for 2 s for the phone voice assistant.

Press once on left to turn Ambient Sound Mode on or off, Press once on right to play or pause, Press twice on right to skip to next track, Press three times on right to skip to previous or current track, Press four or more times on left to lower volume, Press four or more times on right to increase volume, Press twice on either to receive, end or cancel a call, Press and hold on either to reject a call, Press and hold on right to use or cancel Google app or Siri2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026Printed page 18 factory button operations. Group reassignment and disabling through Sound Connect are documented separately. These are physical presses, not capacitive touch gestures.

Remappable controls

Yes1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026

Yes2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026Left/right control function groups can be assigned through the app. Individual gestures are not freely remappable.

Voice assistant

Phone voice assistant1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 20266Maker product pagemi.com/global/support/faq/details/KA-309144Read 23 October 2026Press and hold for 2 s wakes the voice assistant of the mobile phone.

Google app, Siri2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

Sensors and health

0 of 9 differ

In-ear detection

No4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026FAQ Q6: the earbuds do not support the in-ear detection pause function.

No15Reviewthewalkmanblog.com/2024/11/28/sony-wf-c510-reviewRead 7 October 2026Purchased black sample used for nearly three months. Explicitly no proximity sensor and no automatic pause when removed. Independently corroborated by Scarbir own purchased sample.19Reviewscarbir.com/tws/sony-wf-c510-reviewRead 7 October 2026Controls section explicitly says music does not automatically pause when an earbud is removed.

Sensors

Not available

Not available

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.

Not available

Not available

Hearing protectioniLimits sudden loud sounds

Not available

Not available

Health features

Not available

Not available

Fit and durability

1 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, L4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Accessories Q1: ear caps in S, M and L, 3 pairs, with M fitted on the earbuds.12Reviewchina-gadgets.de/redmi-buds-6-play-in-ear-testRead 23 October 2026Three pairs of ear tips in S, M and L.

SS, M, LL2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

Ear tip materials

Silicone4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026The FAQ says ear caps only. Telefonino calls them silicone ear tips.13Press articletelefonino.net/notizie/redmi-buds-6-active-6-lite-e-6-play-in-europa-prezzi-da-1799eRead 23 October 2026Article of 2 Sep 2024: in-ear design without a stem and silicone ear tips.

Silicone2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

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

Not available

Not available

Ear tip fit test

Not available

Not available

Dust and water rating, buds

IPX41Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026IPX4 applies to the earbuds only, not the charging case. Tested to IEC 60529 by Dongguan Nore Testing Centre, report 704202405026-00. One retailer lists IP54, which the maker does not state.

IPX43Owner's manualhelpguide.sony.net/mdr/2982/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

1 of 6 differ

Companion app

Xiaomi Earbuds1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026Xiaomi Earbuds app for EQ and touch control settings.

Sony | Sound Connect2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

App platforms

Android, iOS1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026Android 6.0 and later and iOS 14.0 and later.

Android, iOS2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

User firmware updates

Yes12Reviewchina-gadgets.de/redmi-buds-6-play-in-ear-testRead 23 October 2026Review lists firmware updates in the Xiaomi Earbuds app, with five EQ presets, low latency mode, renaming and gesture customization.

Yes2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

Finding network

Not available

Not available

Precision findingiUWB in the case

Not available

Not available

Live translation

Not available

Not available

Dimensions and weight

3 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.

3.825g(0.1 oz)5Maker product pagemi.com/ph/support/faq/details/KA-309000Read 23 October 2026Each earbud weighs approximately 3.825 g with a tolerance of +/- 0.2 g. The spec tab says 3.6 g for one earbud, a figure it labels as Xiaomi internal lab data. The two maker pages differ. The FAQ figure is stored because Earbudsarena also reports 3.8 g per earbud.

4.6g(0.2 oz)1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 2026Approximate mass of one earbud including M tip. Pair mass is not stored.12Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026

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.

38.98g(1.4 oz)5Maker product pagemi.com/ph/support/faq/details/KA-309000Read 23 October 2026The charging case weighs around 38.98 g. With both earbuds in the case the total is about 46.65 g, tolerance +/- 2 g, so 38.98 g is the empty case. The spec tab says 32.8 g for the case and 40.0 g in total, which differs. The FAQ figure is stored because Earbudsarena also reports 39.2 g for the case.

31g(1.1 oz)1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 2026Maker charging-case weight, separate from earbud weight.12Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026

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

Width53.9Height27.4Depth53.9mm(2.1 × 1.1 × 2.1 in)2Maker product pagemi.com/global/product/redmi-buds-6-play/specsRead 23 October 2026Charging case L53.9 x W53.9 x H27.4 mm. Length and width are equal, so width and depth are both 53.9 mm and the height is 27.4 mm. The earbud is listed as L20.6 x W14.5 x H22 mm, and the length axis is not stored as depth.

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.

Not available

Not available

Communication certifications

Not available

Not available

FCC IDs

2AFZZM2420E17Owner's manualkatalog.atcomp.cz/katalog/95XIS1182/Redmi_Buds_6_Play_User_Manual_sk_ATC.pdfRead 23 October 2026Page 6: FCC ID 2AFZZM2420E1 and IC 25903-M2420E1. Slovak copy of the Xiaomi user manual hosted by the distributor ATC.

AK8YY298218Maker spec sheet (PDF)sony.com/electronics/support/res/manuals/5060/ab2cbc440a91ad260a2921140b1c8582/50605501M.pdfRead 7 October 2026Exact WF-C510 YY2982 Reference Guide printed face 1. Public FCC grant independently confirms same ID. No unrelated case ID inferred.

Other certifications

BQB, CE, CB, IECEE, NTRA, EAC, FAC, SDPPI, SUBTEL, MTC, BIS, ETA, IC, KC, TELEC, PSE, NCC, BSMI, NTC, SIRIM, IMDA, NBTC, RoHS4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Overview Q6 lists BQB, CE, CB, IECEE, NTRA, EAC, FAC, SDPPI, SUBTEL, MTC, BIS, ETA, FCC ID, IC, KC, TELEC, PSE, NCC, BSMI, NTC, SIRIM, IMDA and NBTC. Q7 says it complies with RoHS. FCC ID is stored in its own field.

ISED Canada:409B-YY298218Maker spec sheet (PDF)sony.com/electronics/support/res/manuals/5060/ab2cbc440a91ad260a2921140b1c8582/50605501M.pdfRead 7 October 2026Exact WF-C510 Reference Guide printed face 1 Canadian radio certificate. Not a voice-call software certification.

In the box

1 of 2 differ

In the box

Redmi Buds 6 Play earbuds, Charging case, Ear caps (S, M and L), User manual2Maker product pagemi.com/global/product/redmi-buds-6-play/specsRead 23 October 2026Package contents: earbuds, charging case, user manual, one S ear cap and one L ear cap. The FAQ says the M ear caps are already on the earbuds.4Maker product pagemi.com/global/support/faq/details/KA-309446Read 23 October 2026Accessories Q1: ear caps and a user manual. Q12: no charging cable.

Sony WF-C510 earbuds, Charging case, Hybrid silicone rubber earbud tips (SS, M, LL), Documents2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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

Not available

Not available

Links

Not compared

Product page

www.mi.com/global/product/redmi-buds-6-play1Maker product pagemi.com/global/product/redmi-buds-6-playRead 23 October 2026Global maker product page.

www.sony.co.uk/headphones/products/wf-c5105Maker product pagesony.co.uk/headphones/products/wf-c510Read 5 October 2026

Spec sheet

www.mi.com/global/product/redmi-buds-6-play/specs2Maker product pagemi.com/global/product/redmi-buds-6-play/specsRead 23 October 2026Global specs tab.

www.sony.co.uk/headphones/products/wf-c510/spec1Maker product pagesony.co.uk/headphones/products/wf-c510/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

Not available

helpguide.sony.net/mdr/2982/v1/en/print.pdf2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026Original exact English guide, 124 pages. Identity on cover. Parts page 11, box/tips page 8, controls page 18, runtime page 24, specifications page 123.

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

1year13Retailer pagebhphotovideo.com/c/product/1850117-REG/sony_wfc510_b_wf_c510_true_wireless_earbuds.htmlRead 7 October 2026US black WFC510/B package listing states Limited 1-Year Manufacturer Warranty. Manufacturer warranty only. No French or Japanese store extension inherited.

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