Earbuds / Compare

OnePlus Buds 4 vs Redmi Buds 8 Lite

A

Product A: OnePlus

Buds 4

82 of 166 known

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B

Product B: Redmi

Buds 8 Lite

73 of 166 known

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All 166 fields

Every value links to where we found it.

Only differences

AOnePlus Buds 4

BRedmi Buds 8 Lite

General

5 of 8 differ

Series

Not available

REDMI Buds1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026

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.

M2539E1, BHR08OMGL, BHR08OLGL, BHR08OJGL2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026Specs page lists model M2539E1.9Retailer pageelectrocity.ie/product/xiaomi-redmi-buds-8-lite-true-wireless-in-ear-headphones-with-anc-blackRead 23 October 2026Retailer lists model BHR08OMGL for the black pair.10Retailer pagecomputermania.co.za/products/redmi-buds-8-lite-whiteRead 23 October 2026Retailer lists SKU BHR08OLGL for the white pair.11Retailer pagearvutitark.ee/en/pcs-and-accessories/audio-devices/korvaklapid/xiaomi-redmi-buds-8-lite-blue-1550881Read 23 October 2026Retailer lists product code BHR08OJGL for the blue pair.

GTIN / EAN

Not available

693255447188010Retailer pagecomputermania.co.za/products/redmi-buds-8-lite-whiteRead 23 October 2026Barcode of the white pair BHR08OLGL as listed by the retailer. Barcodes of the black and blue pairs were not found.

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

Not available

15 January 20264Press articlegsmarena.com/xiaomi_mijia_smart_audio_glasses_and_redmi_buds_8_lite_debut-news-71123.phpRead 23 October 2026Xiaomi held its European launch event on 15 January 2026 and expanded its wearables with the Redmi Buds 8 Lite. German retailers listed the pair a few days earlier.

Status

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

Available5Press articlenotebookcheck.com/Mit-ANC-und-sogar-noch-guenstiger-Xiaomi-Redmi-Buds-8-Lite-starten-offiziell-in-Deutschland.1205207.0.htmlRead 23 October 2026Xiaomi sells the pair directly in Germany and so does Amazon.

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.

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

Not available

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

€22.994Press articlegsmarena.com/xiaomi_mijia_smart_audio_glasses_and_redmi_buds_8_lite_debut-news-71123.phpRead 23 October 2026Retail price of EUR 23 at the European launch. Tax treatment not stated.5Press articlenotebookcheck.com/Mit-ANC-und-sogar-noch-guenstiger-Xiaomi-Redmi-Buds-8-Lite-starten-offiziell-in-Deutschland.1205207.0.htmlRead 23 October 2026Xiaomi and Amazon in Germany at EUR 22.99 on 15 January 2026. An earlier German retailer listing was EUR 25.

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

Not available

EU4Press articlegsmarena.com/xiaomi_mijia_smart_audio_glasses_and_redmi_buds_8_lite_debut-news-71123.phpRead 23 October 2026European launch. Price in EUR.

ColoursiThe maker's own colour names

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

Blue, Black, White2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026

Segment

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

Music1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Sold as everyday budget earbuds with no gaming or sport positioning.

Design

0 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-ear1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Ships with three ear tip sizes.3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026FAQ refers to the in-ear design and to choosing ear tips for comfort.

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

Stem6Reviewchina-gadgets.de/redmi-buds-8-lite-kopfhoerer-testRead 23 October 2026Review calls them classic stem in-ear earbuds.7Reviewgadgetbytenepal.com/redmi-buds-8-lite-reviewRead 23 October 2026Review describes stem-style earbuds with silicone ear tips.

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

Not available

Not available

RGB lighting

Not available

Not available

Drivers and sound

12 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.

BRedmi Buds 8 Lite

Type	Diameter (mm)	Count per earbud
Dynamic	12.4	1

Source1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 202612.4mm titanium-diaphragm dynamic driver.6Reviewchina-gadgets.de/redmi-buds-8-lite-kopfhoerer-testRead 23 October 2026Review spec table lists 2 x 12.4 mm drivers for the pair, so one per earbud.

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

Not available

Dynamic1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026

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

11mm=CalculatedFrom Drivers per bud

12.4mm=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.

Titanium1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Described as a titanium-diaphragm driver with a titanium-coated interior.

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.

Min20 HzMax20 kHz2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026Frequency response range 20Hz-20kHz. Test conditions not stated.3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026Same range.

Impedance

Not available

32Ω2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 20263Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026FAQ gives 32 ohm plus or minus 10 percent.

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

Not available

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

106Reviewchina-gadgets.de/redmi-buds-8-lite-kopfhoerer-testRead 23 October 2026Review says the app has a custom equalizer with 10-band faders. The maker does not state the band count.

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

Standard, Enhance treble, Enhance bass, Enhance voice, Volume boost1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Five preset EQ modes plus a custom curve.

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.

Not available

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

Yes1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 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.

Hybrid1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Maker describes a Hybrid ANC solution with integrated microphones.3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026FAQ: supports Hybrid Active Noise Cancellation. China-Gadgets reports only two outward microphones per bud and no inner microphone, which conflicts with the hybrid label.

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.

Not available

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.

42dB1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Maker test. The product reaches 42 dB only in a certain frequency range.

Transparency mode

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

Yes1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Footnote 11 refers to transparency mode and the app adjusts noise cancellation modes.7Reviewgadgetbytenepal.com/redmi-buds-8-lite-reviewRead 23 October 2026Review tested the transparency mode.

Adjustable transparency

Not available

Not available

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

Yes1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026T-shaped wind-noise reduction structure with wind-noise detection algorithms. Maker figure of 6 m/s for the wind-noise reduction speed.

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.

Not available

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.

China-Gadgets reports that the AI noise reduction reliably cuts steady background noise such as machines and traffic, and that voice stays clear. It works less well when the noise is other voices, such as in a cafe or on a full train.6Reviewchina-gadgets.de/redmi-buds-8-lite-kopfhoerer-testRead 23 October 2026Written review with test recordings by the reviewer. No lab measurement.

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.

BRedmi Buds 8 Lite

ANC	Hours (h)
Yes	5.5
Yes	4

Source7Reviewgadgetbytenepal.com/redmi-buds-8-lite-reviewRead 23 October 2026Around 4 hours with ANC on at about 80 percent volume in daily use. Codec not stated.8Reviewscarbir.com/tws/redmi-buds-8-lite-vs-activeRead 23 October 2026Reviewer reaches 5.5 hours on one charge with ANC on. Volume, codec and firmware not stated.

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)

5.5h=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

2 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.

41Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Maker names dual-mic AI ENC and dual microphones.6Reviewchina-gadgets.de/redmi-buds-8-lite-kopfhoerer-testRead 23 October 2026Review says each earbud has two microphones, one on top of the housing and one at the end of the stem.

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.

46Reviewchina-gadgets.de/redmi-buds-8-lite-kopfhoerer-testRead 23 October 2026Two per earbud as the review states. No inner microphone is listed.

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

AI1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Dual-channel AI noise suppression algorithm.

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

Not available

Connectivity

2 of 18 differ

Chip

Not available

Not available

Connections

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

Bluetooth2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026

Bluetooth

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

5.42Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 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 pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026SBC and AAC codecs.3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026AAC and SBC.

Bluetooth profiles

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

Bluetooth Low Energy, HFP, A2DP, AVRCP2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 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

Yes1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Dual-device connectivity with automatic call switching. The FAQ says the pair connects to one device at a time, so the two maker pages disagree.

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

21Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Dual-device pairing.

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

Not available

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

Google Fast Pair1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026

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

10m2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026Communication range 10 m in open space free of obstacles.3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026About 10 m in an unobstructed, open environment.

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

2 of 3 differ

Low latency mode

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

Yes3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026Switch it on in the phone's Bluetooth sound settings or by holding both touch areas. The FAQ says it can be turned on or off when the codec is SBC. No latency figure is published.

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.

BRedmi Buds 8 Lite

Not available

Lowest claimed latency

47ms=CalculatedFrom Claimed latency

Not available

Compatibility

2 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, iOS1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Supported devices: Android and iOS.

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.

BRedmi Buds 8 Lite

Not available

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.

BRedmi Buds 8 Lite

Feature	Needs
Xiaomi Earbuds app	Android 6.0 or later (app version 1.29.0i and above) or iOS 14.0 or later (version 1.21.0 and above).
Custom EQ	Needs the Xiaomi Earbuds app. On phones with Xiaomi HyperOS 3 and above it can also be set in the Bluetooth settings.
Low latency mode	Set in the phone's Bluetooth sound settings. The FAQ says the switch works when the codec is SBC.

Source1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Footnotes 3, 6 and 8 on the product page.3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026Low latency FAQ.

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.

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

45mAh2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026Earbuds: 45mAh.3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026The battery capacity of the earbuds is 45 mAh.

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.

No3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026FAQ: the product has a built-in lithium-ion polymer battery that cannot be replaced.

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.

BRedmi Buds 8 Lite

Mode	Codec	Includes case recharges	Hours (h)
ANC off	AAC	No	8
ANC off	AAC	Yes	36
Call	Not available	No	4.5

Source1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026The 8 hours also state ANC and dual-device connection disabled. The 36 hours are described as manufacturer test data that simulates real-life scenarios, with no ANC state given. Stored as ANC off like the 8 hours.2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026Battery life on a single charge 8 hours and with the case 36 hours. Music playback, Bluetooth AAC, volume 50 percent, other functions default.3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026Call duration 4.5 hours with AAC encoding and ANC off. Standby time of 30 hours with ANC off has no field.

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

8h=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

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.

11h=CalculatedFrom Claimed battery life

8h=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

36h=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

Not available

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.

60min3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026About 60 minutes for the earbuds from 0 to 100 percent in a fully charged case. It varies with the case battery level.

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

Earbud input 5 V 150 mA. Charging case input 5 V 800 mA and output 5 V 300 mA. Recommended charging temperature 15 to 35 C. The FAQ says a Type-C cable and a 5 V charger charge the case. The earbuds charge in the case.2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026Charging section of the specs page.3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026Charging FAQ.

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

10min1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 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.

2h1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Footnote 11: 2 hours of playback after a 10 minute charge when the case battery is at least 20 percent. AAC, 50 percent volume, noise cancellation and transparency off.

Charging case

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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.

475mAh2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026Charging case: 475mAh.3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026

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.

No3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026Same FAQ answer, which does not separate the earbuds and the case.

Case charging port

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

USB-C2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 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

Not available

Wireless charging

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

No2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026The maker lists only a Type-C charging port.6Reviewchina-gadgets.de/redmi-buds-8-lite-kopfhoerer-testRead 23 October 2026Review states that wireless charging is not possible.

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

Touch1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 20263Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026Touch control area on the outer side of each earbud.

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

Touch3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026Volume up and down are not set by default. They can be assigned to a gesture in the Xiaomi Earbuds app.

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.

Double-tap: play or pause, answer or end a call, Triple-tap: next track, Press and hold for 2 seconds: switch noise cancellation mode, Hold and press during an incoming call: reject the call1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Default settings. More gestures in the Bluetooth settings of Xiaomi phones or in the app.3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026Control list.

Remappable controls

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

Yes1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Customisable gestures in the app or in Xiaomi phone Bluetooth settings.

Voice assistant

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

Not available

Sensors and health

2 of 9 differ

In-ear detection

Not available

No3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026FAQ: wearing detection not supported.

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.

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

2 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

S, M, L3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026S ear tips x 2 and L ear tips x 2 in the box. M tips are fitted on the earbuds.

Ear tip materials

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

Silicone7Reviewgadgetbytenepal.com/redmi-buds-8-lite-reviewRead 23 October 2026Review says silicone ear tips.

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

Not available

Not available

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

IP541Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026Earbuds only. Tested by TUV SUD, report 704202508597-00. Not for hot water, bathing or showering.

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.

Xiaomi Earbuds1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026

App platforms

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

Android, iOS1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026

User firmware updates

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

Yes1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 October 2026The app supports firmware updates.

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.

4.5g(0.2 oz)2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026Weight of a single earbud 4.5g (plus or minus 0.2g).3Maker product pagemi.com/global/support/faq/details/KA-649332Read 23 October 2026Approximately 4.5 g.

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

35.2g(1.2 oz)2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026Specs page lists weight of charging case 35.2g (plus or minus 2g) and a separate total weight of 45.3g. The FAQ calls 35.2 g the total with both earbuds in the case, which does not fit the spec sheet.

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

Not available

Other certifications

Not available

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In the box

2 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

REDMI Buds 8 Lite x 1, Charging case x 1, User manual x 1, S ear tip 2pcs, L ear tip 2pcs2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026Medium tips are fitted on the earbuds. No cable is listed. China-Gadgets and Gadgetbyte say a charging cable was in their box.

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.

BRedmi Buds 8 Lite

Not available

Links

Not compared

Product page

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

www.mi.com/global/product/redmi-buds-8-lite1Maker product pagemi.com/global/product/redmi-buds-8-liteRead 23 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.mi.com/global/product/redmi-buds-8-lite/specs2Maker product pagemi.com/global/product/redmi-buds-8-lite/specsRead 23 October 2026

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.

Not available

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

None of 1 known

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

Not available

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