Earbuds / Compare
Beats Studio Buds vs TOZO A1
Product A: Beats
79 of 166 known
Product B: TOZO
51 of 166 known
71 of 157 fields differ
- 23 different values
- 48 known for one only
- 12 the same
- 74 missing for both
Biggest differences
Each bar uses the scale of all 138 earbuds.
- With caseA: 24hB: 32hTOZO is 8 h higher.
- Battery lifeA: 8hB: 7hBeats is 1 h higher.
Weight
0 to 80 g
Weight per bud
A5.1g
B3.7g
All 166 fields
Every value links to where we found it.


General
7 of 8 differ
Series
Model numbers
MJ4X3LL/A, A2512, A2513, A2514, MJ4Y3LL/A, MJ503LL/A, MMT93LL/A, MMT73LL/A, MMT83LL/A5Maker spec sheet (PDF)apple.com/education/pricelists/pdfs/Apple_US_Education_Institution_Price_List-03-16-2023.pdfRead 7 October 2026Original 2021 Black/White/Red codes and 2022 Moon Gray/Ocean Blue/Sunset Pink codes explicitly published in maker table. All color codes also mapped in flat variants. Factory A2512/A2513/A2514 identifiers preserved.11Owner's manualbeatsbydre.com/content/dam/beats-support/global/product-safety-and-handling/studio-buds-gen1/studiobuds-sh-zm.pdfRead 7 October 2026
GTIN / EAN
6971681319900, 6971681319887, 6971681319870, 6971681319894, 6971681319856, 69716813198638Maker product pagetozostore.com/products/a1.jsRead 15 October 2026Store barcode field for the colours Black 6971681319900, Blue 6971681319887, Green 6971681319870, Light Khaki 6971681319894, White 6971681319856 and Rose Gold 6971681319863. The Orange, Purple and Light Purple options carry internal codes that are not valid barcodes, so they are left out. ShopSavvy lists a different barcode, 6971681317265, for a green A1.
Announced
Not available
Status
Not available
Predecessor
Not available
Not available
Successor
Beats Studio Buds +21Reviewtechradar.com/reviews/beats-studio-buds-plus-a-clear-wireless-earbuds-upgradeRead 23 October 2026TechRadar calls the Beats Studio Buds Plus the follow-up to the Beats Studio Buds.
Not available
Launch price (EU)
Not available
Not available
Markets
Not available
Colours
Black, White, Beats Red, Moon Gray, Ocean Blue, Sunset Pink5Maker spec sheet (PDF)apple.com/education/pricelists/pdfs/Apple_US_Education_Institution_Price_List-03-16-2023.pdfRead 7 October 2026Maker US list page 23 includes six standard finishes. 2022 additional colors are same original hardware generation, not separate catalog products. List pricing dates are not announcement/retail dates.
Black, Orange, Blue, Green, Light Khaki, White, Rose Gold, Purple, Light Purple8Maker product pagetozostore.com/products/a1.jsRead 15 October 2026Store option names, verbatim. Blue shows as unavailable on 2026-10-15. The tech specs row Color lists a different set of names, so the store option names are used.
Design
0 of 4 differ
Form factor
Bud shape
Use one bud alone
RGB lighting
Not available
Not available
Drivers and sound
6 of 17 differ
Drivers per bud
ABeats Studio Buds
| Type | Diameter (mm) | Count per earbud |
|---|---|---|
| Dynamic | 8.2 | 1 |
Source2Press releasebeatsbydre.com/content/dam/beats/web/press/beats-studio-buds/studio-buds-press-kit.zipRead 7 October 2026One driver per earbud. Dual-element describes the diaphragm, not two separate drivers. Original press PDF explicitly gives circular driver diameter 8.2 mm. Dynamic technology independently stated by Headphonecheck. Acoustic role omitted because not separately named.9Reviewheadphonecheck.com/test/beats-studio-budsRead 7 October 2026Exact original 2021 review Technical Specifications states Transducer principle: dynamisch. This supports dynamic type in driver row. Diameter and single-driver construction are maker evidence.
BTOZO A1
| Type | Diameter (mm) | Count per earbud |
|---|---|---|
| Dynamic | 6 | 1 |
Driver type
Driver size
8.2mm
6mm
Drivers per bud
1
1
Diaphragm material
Not available
Frequency response
Not available
Impedance
Not available
16Ω4Retailer pageamazon.com/dp/B09N3RYJ66Read 21 October 2026Item details Audio table: Impedance 16 ohm. This matches the label in the maker photo.9Maker product pagecdn.shopify.com/s/files/1/0737/0578/3585/files/a1mini-black-main01.webpRead 15 October 2026Main product photo on the maker store: the label inside the case lid reads Impedance 16 ohm, water resistance IPX5, battery 40 mAh, 3.7 V, 0.148 Wh. The label is read from a marketing photo and no spec table repeats the impedance.
Sensitivity
Not available
Not available
Sensitivity reference
Not available
Not available
Max sample rate
Not available
Not available
Max bit depth
Not available
Not available
Adaptive EQ
Not available
Not available
Personalised sound
Not available
Not available
Custom EQ bands
Not available
Not available
EQ presets
Not available
Not available
Volume limit
Not available
Not available
Spatial audio
2 of 2 differ
Spatial audio
Not available
Noise cancelling
8 of 11 differ
Active noise cancelling
No4Retailer pageamazon.com/dp/B09N3RYJ66Read 21 October 2026Item details Noise Control: Sound Isolation. The Best Buy listing says Noise Cancelling (Active): No. The earbuds use passive isolation only.5Retailer pagebestbuy.com/product/tozo-a1-wireless-earbuds-bluetooth-5-3-lightweight-ipx5-2-mic-ai-calls-premium-sound-bass-32-eqs-charging-case-black/CZT87XXGG7Read 21 October 2026Specifications: Noise Cancelling (Active): No. Listing by a marketplace seller, model A1.
ANC microphones in both earbuds
Not available
ANC attenuation (claimed)
Not available
Not available
Transparency mode
Not available
Adjustable transparency
Not available
Automatic ANC and transparency blend
Not available
Not available
Conversation detection
Not available
Not available
Wind noise reduction
Not available
Measured
4 of 23 differ
Frequency response notes (measured)
Measured response follows the SoundGuys target broadly, with reduced low-mid frequencies.8Reviewsoundguys.com/beats-studio-buds-review-55281Read 5 October 2026Original model objective curve. Firmware, fixture, target revision and test codec unstated. Ratings and graph points are not converted to numerical dB.
Not available
Bass amount (measured)
Not available
Not available
Treble amount (measured)
Not available
Not available
Deviation from target (measured)
Not available
Not available
Consistency between fittings (measured)
Not available
Not available
Harmonic distortion (measured)
Not available
Not available
Sound leakage (measured)
Not available
Not available
Noise isolation (measured)
Not available
Not available
Noise isolation, best (measured)
Not available
Not available
Passive isolation (measured)
Not available
Not available
Call quality notes (measured)
Published ideal, office, street and windy microphone recordings.8Reviewsoundguys.com/beats-studio-buds-review-55281Read 5 October 2026
Not available
Mic low-frequency extension (measured)
Not available
Not available
Mic high-frequency extension (measured)
Not available
Not available
Mic speech-to-noise ratio (measured)
Not available
Not available
Latency (measured)
Not available
Not available
Bluetooth latency, worst (measured)
Not available
Not available
2.4 GHz latency, worst (measured)
Not available
Not available
Latency in game mode (measured)
Not available
Not available
Battery life (measured)
ABeats Studio Buds
| ANC | Hours (h) |
|---|---|
| Yes | 4.4 |
BTOZO A1
Not availableLongest tested use per charge
4.4h
Not available
Battery life with case (measured)
Not available
Not available
Full charge time (measured)
Not available
Not available
Weight per bud (measured)
Not available
Not available
Microphones and calls
3 of 7 differ
Voice microphones in both earbuds
Not available
All microphones in both earbuds
Bone conduction voice sensor
Not available
Not available
Mic noise reduction
Not available
Call audio bandwidth
Not available
Not available
Mic mute control
Not available
Not available
Sidetone
Not available
Not available
Connectivity
9 of 18 differ
Chip
Not available
Connections
Bluetooth
Bluetooth codecs
Bluetooth profiles
Not available
LE Audio
Not available
Not available
Auracast
Not available
Not available
Multipoint
Not available
Multipoint devices
Not available
Not available
Multipoint with LDAC
Not available
Not available
Paired devices remembered
Not available
Not available
Automatic switching between own devices
Not available
Fast pairing
Apple one-tap setup, Google Fast Pair1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026
Not available
Audio sharing
No9Reviewheadphonecheck.com/test/beats-studio-budsRead 7 October 2026Exact model review explicitly no Apple/Beats tandem audio sharing. Its old iCloud-pairing omission is superseded by January 2022 firmware and is not stored as current capability.14Owner's manualsupport.apple.com/guide/airpods/aside/iph9b2d76d2f/27/web/27Read 5 October 2026Current maker supported-headphones list includes Studio Buds+ and older Beats families, but excludes original Studio Buds. This corroborates exact original-model review. No sharing support inherited from Plus or account-pairing firmware.
Not available
Wireless range (claimed)
Not available
Wireless receiver
Not available
Not available
Receiver connector
Not available
Not available
Simultaneous 2.4 GHz and Bluetooth audio
Not available
Not available
Latency
None of 3 known
Low latency mode
Not available
Not available
Claimed latency
Not available
Not available
Lowest claimed latency
Not available
Not available
Compatibility
3 of 4 differ
Platforms
iOS, macOS, Android4Owner's manualdevice.report/m/778c98e9ca6c7c979f8dd49e8410673e55a830bf95016e018db0df3c9c00adad.pdfRead 5 October 2026
Not available
Connection per platform
ABeats Studio Buds
| Platform | Connection | Microphone works |
|---|---|---|
| iOS | Bluetooth | Yes |
| macOS | Bluetooth | Not available |
| Android | Bluetooth | Yes |
BTOZO A1
Not availableFeatures that need a specific device
ABeats Studio Buds
| Feature | Needs |
|---|---|
| Apple one-touch pairing | iOS 14.6 or later |
| Google Fast Pair | Location enabled |
| Full Android feature access | Android 6.0 or newer, Google Play Service enabled and Google Account |
| Hands-free Siri | Internet access required. Availability and features vary by language and area. |
BTOZO A1
Not availableOfficial licence
Not available
Not available
Battery and charging
10 of 13 differ
Battery per bud
60mAh10Review52audio.com/archives/127308.htmlRead 7 October 2026Original Studio Buds A2512/A2513 teardown explicitly identifies MIC-POWER M1254S2 per-earbud cell, rated voltage 3.7 V and energy 0.222 Wh. Matching exact manufacturer/type/voltage/energy in a published component test summary establishes rated 60 mAh. Not derived by dividing Wh by voltage. Main approved the component identity match. Not Studio Buds Plus or Fit Pro battery inheritance.20Regulatory filingassets.jvc.com/Headphones/2026_Product_Line/SDS/HAA18T/TestSummary_HA-A18T_Earphones_2023.pdfRead 7 October 2026Exact MIC-POWER M1254S2 component. Normal voltage 3.7 V, rated capacity 60 mAh and energy 0.222 Wh. Manufacturer/lab UN38.3 summary issued January 3, 2023. Current published JVC directory links this PDF. The old 2025 path returns 404. Original Beats cell identity is independently stated by 52Audio. Main approved this exact component rating chain. No JVC whole-product facts or Wh/V calculation used.
User-replaceable earbud battery
Not available
Not available
Claimed battery life
ABeats Studio Buds
| Mode | Includes case recharges | Hours (h) |
|---|---|---|
| ANC off | No | 8 |
| ANC off | Yes | 24 |
| ANC on | No | 5 |
| ANC on | Yes | 15 |
| Transparency | No | 5 |
| Transparency | Yes | 15 |
Source1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026Initial earbud charge plus two case recharges. Maker original release groups ANC or Transparency on at 5/15 h, off 8/24 h. Alternative modes, not simultaneous activation. Current FAQ repeats the ANC conditions. Full test source is original maker press release.2Press releasebeatsbydre.com/content/dam/beats/web/press/beats-studio-buds/studio-buds-press-kit.zipRead 7 October 2026Pages 2 to 3 original maker April 2021 preproduction iPhone 11 Pro Max test at 50% volume, 358 tracks. AAC file encoding is not Bluetooth codec proof. First earbud-stop endpoint. Case-inclusive test repeats recharge/playback to depletion. Exact firmware and ANC-on codec unstated.
BTOZO A1
| Mode | Codec | Includes case recharges | Hours (h) |
|---|---|---|---|
| ANC off | AAC | No | 7 |
| ANC off | AAC | Yes | 32 |
Longest claimed use per charge
8h
7h
Playback per charge with ANC (claimed)
5h
Not available
Playback per charge without ANC (claimed)
8h
7h
Total with case (claimed)
24h
32h
Total with case and ANC (claimed)
15h
Not available
Talk time (claimed)
Not available
Not available
Full charge time, buds
Not available
Charging guidance
Not available
Not available
Quick charge time
Not available
Earbud playback after quick charge
Not available
Charging case
2 of 10 differ
Case battery
User-replaceable case battery
Not available
Not available
Case charging port
Case full charge time
Not available
Wireless charging
Not available
Wireless standards
Not available
Not available
Wireless charging power
Not available
Not available
Speaker in case
Not available
Not available
Screen on case
Not available
Not available
Case works as audio transmitter
Not available
Not available
Controls
4 of 5 differ
Controls
Button, Voice commands1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026
Touch1Maker product pagetozostore.com/products/a1Read 15 October 2026Feature heading: Smart Touch Control. The quick guide lists tap and tap-and-hold gestures on the earbuds.10Reviewnerdtechy.com/tozo-a1-reviewRead 15 October 2026Controls section: touch-activated controls on the exterior of each earbud.
Earbud volume control
Gestures
Single, double and triple button presses, Press and hold4Owner's manualdevice.report/m/778c98e9ca6c7c979f8dd49e8410673e55a830bf95016e018db0df3c9c00adad.pdfRead 5 October 2026Original manual single/double/triple presses and hold. Current maker support separately establishes later hold-volume remapping. No newer Plus mute-button feature inferred.
Tap once on either earbud: play or pause, answer a call, Double tap the left earbud: previous track, Double tap the right earbud: next track, Hold the right earbud for 2 seconds: volume up, Hold the left earbud for 2 seconds: volume down, Hold either earbud for 2 seconds: hang up or reject a call, Triple tap either earbud: wake the voice assistant3Owner's manuals3-us.tozostore.com/tozo/pdfRenderer/web/index.htmlRead 21 October 2026Section 3.0 and 4.0. Hold means press and hold for 2 seconds. Tap once on L or R plays or pauses. Double tap L is previous and double tap R is next. Hold R raises and hold L lowers the volume. A call is answered with one tap and ended or rejected with a 2 second hold.
Remappable controls
Yes1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026Maker hold action can be remapped to noise control or voice assistant. Later firmware volume remapping is separately sourced. Merely disabling a control is not remapping.13Press article9to5mac.com/2022/01/25/latest-beats-studio-buds-firmware-update-enables-instant-pairing-via-icloud-and-new-volume-controlsRead 5 October 2026
Voice assistant
Siri, Default Android voice assistant1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026
Sensors and health
1 of 9 differ
In-ear detection
Not available
Sensors
Not available
Not available
Heart rate sensor
Not available
Not available
Skin temperature sensing
Not available
Not available
Hearing aid feature
Not available
Not available
Medical clearances
Not available
Not available
Hearing test
Not available
Not available
Hearing protection
Not available
Not available
Health features
Not available
Not available
Fit and durability
3 of 7 differ
Ear tips included
Not available
Ear tip materials
Silicone5Retailer pagebestbuy.com/product/tozo-a1-wireless-earbuds-bluetooth-5-3-lightweight-ipx5-2-mic-ai-calls-premium-sound-bass-32-eqs-charging-case-black/CZT87XXGG7Read 21 October 2026Maker account answer in the Q and A: the A1 set includes three spare silicone ear tips in three different sizes. The sizes are not named, so no ear tip sizes are stored.10Reviewnerdtechy.com/tozo-a1-reviewRead 15 October 2026Review: silicone ear tips. The maker answer on Best Buy also says silicone ear tips.
Stabilisers
None17Reviewsoundguys.com/samsung-galaxy-buds-2-vs-apple-airpods-3rd-generation-60919Read 7 October 2026Source explicitly distinguishes original Studio Buds from Fit Pro with wing tip. Inspected complete original maker render also shows stock compact buds without fins, hooks, clips or stabilization bands. Separately sold third-party silicone wings are not included fittings.18Maker product pagebeatsbydre.com/content/dam/beats-support/global/images/product-hero/set-up-and-use-beats-studio-buds.jpg.large.2x.jpgRead 7 October 2026Complete original black Studio Buds maker render inspected. Stock earbud contours have no stabilization wings, hooks or bands. Paired with explicit SoundGuys distinction from Fit Pro.
Not available
Ear tip fit test
Not available
Not available
Dust and water rating, buds
Dust and water rating, case
Not available
Not available
Water resistance depth
Not available
Not available
Software
3 of 6 differ
Companion app
App platforms
User firmware updates
Finding network
Not available
Precision finding
Not available
Not available
Live translation
Not available
Not available
Dimensions and weight
2 of 4 differ
Weight per bud
Bud dimensions
Not available
Not available
Case weight
Not available
Case dimensions
Not available
Not available
Certifications
2 of 3 differ
Hi-Res Audio
Not available
Not available
Communication certifications
Not available
FCC Part 15, ISED licence-exempt RSS, CE RED 2014/53/EU, ANATEL 0034822131433Owner's manuals3-us.tozostore.com/tozo/pdfRenderer/web/index.htmlRead 21 October 2026Sections 11.0 to 13.0: FCC Part 15 statement, ISED licence-exempt RSS statement and CE-DOC under Directive 2014/53/EU. No FCC ID is printed in the manual.4Retailer pageamazon.com/dp/B09N3RYJ66Read 21 October 2026Item details External Testing Certification: ANATEL 003482213143, model A1 (Brazil).
FCC IDs
2ASWH-A1-19E, 2ASWH-A1-AB6Regulatory filingfccid.io/2ASWH-A1-19ERead 21 October 2026Two FCC grants to Shenzhen Worgo Technology Limited (the TOZO maker, grantee code 2ASWH), both for trade mark TOZO, model A1: 2ASWH-A1-19E (granted 2026-06-02, light buds in the photos, Classic Bluetooth GFSK, pi/4 DQPSK and 8DPSK) and 2ASWH-A1-AB (filed 2026-06-04, black buds in the photos, same model and radio). The 19E filing photos show earbud cells labelled ST 501012, 3.7V, 0.15Wh, about 40 mAh, which fits the 40 mAh store figure. Grants for the 2021 and 2023 hardware were not found under this grantee, so these IDs describe the current A1 hardware only. The mapping of each ID to a colour is not stated.7Regulatory filingfccid.io/2ASWH-A1-ABRead 21 October 2026Second filing, ID 2ASWH-A1-AB, model A1, test report DLE-260424034R. Same note as the 2ASWH-A1-19E filing.
Other certifications
ISED Canada 579C-A2512, ISED Canada 579C-A251311Owner's manualbeatsbydre.com/content/dam/beats-support/global/product-safety-and-handling/studio-buds-gen1/studiobuds-sh-zm.pdfRead 7 October 2026Explicit Canadian radio identifiers for original left/right earbuds A2512/A2513. Case A2514 is not assigned a radio identifier. Existing FCC IDs remain separate. This does not add Canadian retail SKU facts.
Not available
In the box
2 of 2 differ
In the box
Beats Studio Buds earbuds, Matching charging case, Silicone ear tips in S, M and L, USB-C to USB-C charging cable, Quick Start Guide, b logo sticker, Warranty card3Maker spec sheet (PDF)media.distrelec.com/Web/Downloads/_t/ds/Apple_BeatsStudioBuds_eng_tds.pdfRead 5 October 2026Page 3 lists cable, supplied S/M/L tips with medium preinstalled, Quick Start Guide, b logo sticker and warranty card. Matching case also explicitly described. Adapter not in published list.
TOZO A1 Mini wireless earbuds, Charging case, Silicone ear tips, USB-A to USB-C charging cable, User manual4Retailer pageamazon.com/dp/B09N3RYJ66Read 21 October 2026What is in the box: Charging Case, Eartip, TOZO A1 Mini Wireless Earbuds, USB-C (A to C) cable, User Manual. The cable length is printed as 20 cm here while TOZO prints 20 inches for its Open EarRing box, so no length is stored.10Reviewnerdtechy.com/tozo-a1-reviewRead 15 October 2026Review: a charging case, two earbuds, a USB-C charging cable and silicone tips. Amazon listing (the maker brand store) adds the user manual.
Cables included
ABeats Studio Buds
| Type | Length (m) | Count |
|---|---|---|
| USB-C to USB-C | 0.22 | 1 |
Source3Maker spec sheet (PDF)media.distrelec.com/Web/Downloads/_t/ds/Apple_BeatsStudioBuds_eng_tds.pdfRead 5 October 2026Page 3 names one USB-C to USB-C cable. Maker length is unstated. The exact original model review separately describes and tabulates its included 22 cm cable. Review market is unstated.9Reviewheadphonecheck.com/test/beats-studio-budsRead 7 October 2026Reviewer explicitly describes included 22-centimetre USB-C to USB-C cable and publishes 22 cm in technical table. Converted to 0.22 m. Existing type/count preserved. This is the included original cable, not an optional replacement.
Links
Not compared
Product page
www.beatsbydre.com/support/earbuds/studio-buds1Maker product pagebeatsbydre.com/support/earbuds/studio-budsRead 5 October 2026Exact original 2021 Studio Buds support remains live. The original product URL and linked setup article now redirect to Studio Buds+, whose hardware and later software features are not borrowed.
Spec sheet
media.distrelec.com/Web/Downloads/_t/ds/Apple_BeatsStudioBuds_eng_tds.pdf3Maker spec sheet (PDF)media.distrelec.com/Web/Downloads/_t/ds/Apple_BeatsStudioBuds_eng_tds.pdfRead 5 October 2026Saved Apple technical specification for original Studio Buds. Title/photo Black, printed Apple US URL Red, same generation. Original product page now redirects to Plus. All 4 pages read. Maker publishes L/W/H axes, so dimensions are omitted instead of relabeled.
Not available
Manual
device.report/m/778c98e9ca6c7c979f8dd49e8410673e55a830bf95016e018db0df3c9c00adad.pdf4Owner's manualdevice.report/m/778c98e9ca6c7c979f8dd49e8410673e55a830bf95016e018db0df3c9c00adad.pdfRead 5 October 2026Original Apple Support HT212254 French maker manual, published July 21, 2021 and printed August 18, 2021. Four-page original preserved by Coolblue/device.report, independently reopened in peer review. Original English mirror is currently inaccessible. Current HT212254 redirects to the newer Plus guide, which is excluded. No hardware or US box values are transferred from a regional manual.
s3-us.tozostore.com/tozo/pdfRenderer/web/index.html3Owner's manuals3-us.tozostore.com/tozo/pdfRenderer/web/index.htmlRead 21 October 2026Manual listed on the TOZO manuals page for the A1 (PDF created 2024-08-24, six languages). The text is outlined, so it was read from page images. The same gestures and app text appear in the A1 2024 manual that Amazon hosts.
EPREL registration number
Not available
Not available
Warranty
0 of 1 differ
Manufacturer warranty (source market)
Both are also in the API. Back to all earbuds.















