Headsets and headphones / Compare

Beats Studio Pro vs Marshall Monitor III A.N.C.

A

Product A: Beats

Studio Pro

96 of 161 known

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B

Product B: Marshall

Monitor III A.N.C.

80 of 161 known

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Only differences

ABeats Studio Pro

BMarshall Monitor III A.N.C.

General

6 of 8 differ

Series

Studio1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Press release calls it the next generation of the Beats Studio over-ear headphone. The page compares it with Beats Studio3 Wireless.

Monitor1Press releasegroup.marshall.com/2024/09/25/marshall-and-billie-joe-armstrong-join-forces-to-unveil-feature-packed-monitor-iii-a-n-c-headphonesRead 23 October 2026

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

A2924, MQTP3LL/A, MQTQ3LL/A, MQTR3LL/A, MQTT3LL/A1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Selector SKUs MQTP3LL/A Black, MQTQ3LL/A Navy, MQTR3LL/A Sandstone, MQTT3LL/A Deep Brown.12Press articlemacrumors.com/2023/06/20/beats-studio-pro-fcc-databaseRead 6 October 2026FCC filing shows model number A2924 and identifier BeatsStudioPro1,1. FCC ID not stored because the FCC sites refused access.

MONITIII, 1006861, 1009077, 10091633Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Public maker page product data lists orderable US Black 1006861, Cream 1009077 and Pitch Black 1009163. Regulatory MONITIII comes from FCC filing.

GTIN / EAN

194253715092, 194253715184, 194253715276, 1942537153685Maker product pageapple.com/shop/product/MQTP3LL/A/beats-studio-pro-wireless-headphones-blackRead 6 October 2026UPC or EAN No. on each US colour page: Black 194253715092, Navy 194253715184, Sandstone 194253715276, Deep Brown 194253715368.

7340055401777, 73400554114794Retailer pageargos.co.uk/product/3347382/GM-VariantRead 23 October 2026Exact UK Black model 1006861 EAN. Other Argos hardware specs contain errors and are not substituted for maker data.42Retailer pagebhphotovideo.com/c/product/1958585-REG/marshall_1009077_monitor_iii_a_n_c_wireless.html/overviewRead 23 October 2026Exact Cream SKU 1009077 EAN 7340055411479.

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

19 July 20239Press releasebeatsbydre.com/content/dam/beats/web/press/beats-studio-pro/beats-studio-pro-press-kit.zipRead 6 October 2026Press release in the ZIP, dated Culver City July 19, 2023.

24 September 20242Press articlenotebookcheck.com/Marshall-stellt-neue-kabellose-ANC-Kopfhoerer-Monitor-III-A-N-C-vor.890514.0.htmlRead 23 October 2026Contemporaneous September 24, 2024 German launch report says announced today. Maker corporate post is dated September 25, one day after stated retail availability.

Status

Available1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026US maker store shows Add to Bag and schema InStock on 2026-10-06. Current sale price is not a launch price.

Available1Press releasegroup.marshall.com/2024/09/25/marshall-and-billie-joe-armstrong-join-forces-to-unveil-feature-packed-monitor-iii-a-n-c-headphonesRead 23 October 2026Launch from September 24, 2024. Current maker page still lists orderable colors.

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.

$349.999Press releasebeatsbydre.com/content/dam/beats/web/press/beats-studio-pro/beats-studio-pro-press-kit.zipRead 6 October 2026Pricing and Availability: $349.99 (US) from apple.com.

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

€3492Press articlenotebookcheck.com/Marshall-stellt-neue-kabellose-ANC-Kopfhoerer-Monitor-III-A-N-C-vor.890514.0.htmlRead 23 October 2026Contemporaneous German launch report names 349 EUR at Marshall and retailers. Consumer price including VAT as published. The Black launch finish is covered. Later Cream and Pitch Black launch prices are not established.

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

US, CA, FR, DE9Press releasebeatsbydre.com/content/dam/beats/web/press/beats-studio-pro/beats-studio-pro-press-kit.zipRead 6 October 2026Launch markets US, Canada, France and Germany. MacRumors lists more than 20 further countries from August 9, 2023.

US, GB, DE3Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026US maker store. UK Black GTIN from Argos and German launch availability from Notebookcheck. Not a global list.

ColoursiThe maker's own colour names

Black, Navy, Sandstone, Deep Brown1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Product selector: Black, Navy, Sandstone, Deep Brown. Later limited and retailer-exclusive editions are not stored.

Black, Cream, Pitch Black3Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Current exact-model maker colorways. Hardware is presented as one marketed model.

Segment

Music1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Premium wireless noise cancelling headphones for music, movies and calls. Not marketed as a gaming headset.

Music1Press releasegroup.marshall.com/2024/09/25/marshall-and-billie-joe-armstrong-join-forces-to-unveil-feature-packed-monitor-iii-a-n-c-headphonesRead 23 October 2026Maker describes music listening headphones in Monitor line.

Design

2 of 7 differ

Form factor

Over-ear5Maker product pageapple.com/shop/product/MQTP3LL/A/beats-studio-pro-wireless-headphones-blackRead 6 October 2026Tech Specs: Form Factor Over ear.

Over-ear5Owner's manualdownloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdfRead 23 October 2026Manual cover over-ear headphones.

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

Closed13Measurementrtings.com/headphones/reviews/beats/studio-pro-wirelessRead 6 October 2026Enclosure: Closed-Back.

Closed6Reviewsoundguys.com/marshall-monitor-iii-anc-review-a-worthy-alternative-to-sony-and-bose-131654Read 23 October 2026Exact-model FAQ explicitly closed-back headphones.

Wearing style

Headband1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026FAQ: UltraPlush ear cushions and an adjustable headband.

Headband5Owner's manualdownloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdfRead 23 October 2026

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

Inward17Reviewsoundguys.com/beats-studio-pro-review-96146Read 7 October 2026Own review expressly describes hinges allowing cups to fold for storage. Original 2023 A2924 family, no Beats 360 swivel structure borrowed.19Reviewexpertreviews.co.uk/technology/headphones-audio/beats-studio-pro-reviewRead 7 October 2026Exact Design paragraph expressly hinges fold inwards, cups collapse toward one another. No flat earcup swivel.

Flat and inward5Owner's manualdownloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdfRead 23 October 2026Printed page 6 hard-case instructions rotate left/right cups and fold inward until pads meet.

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

No18Retailer pagebhphotovideo.com/c/product/1774622-REG/beats_by_dr_dre_mqtr3ll_a_studio_pro_wireless_over_ear.htmlRead 7 October 2026Same exact headphone spec row explicitly Earpiece Swivel No. Folding hinges and slight fit pivot are different movements.19Reviewexpertreviews.co.uk/technology/headphones-audio/beats-studio-pro-reviewRead 7 October 2026Exact review says cups do not swivel and instead fold inwards on hinges.

Yes5Owner's manualdownloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdfRead 23 October 2026Printed page 6 explicitly rotates left counterclockwise and right clockwise.

RGB lighting

Not available

Not available

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

Not available

Not available

Drivers and sound

12 of 20 differ

Driver type

Dynamic18Retailer pagebhphotovideo.com/c/product/1774622-REG/beats_by_dr_dre_mqtr3ll_a_studio_pro_wireless_over_ear.htmlRead 7 October 2026Exact original US Sandstone MQTR3LL/A headphone spec row expressly Dynamic. Common A2924 40 mm hardware, not another Beats generation.

Dynamic7Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026

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

40mm1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Custom 40mm active driver.

32mm7Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026

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

118Retailer pagebhphotovideo.com/c/product/1774622-REG/beats_by_dr_dre_mqtr3ll_a_studio_pro_wireless_over_ear.htmlRead 7 October 2026Same exact row explicitly Number of Drivers 1 per Earpiece. Sound-producing transducer count, microphones excluded.

Not available

Diaphragm material

Not available

Not available

Magnet

100% recycled rare earth elements9Press releasebeatsbydre.com/content/dam/beats/web/press/beats-studio-pro/beats-studio-pro-press-kit.zipRead 6 October 2026The driver magnet is made of 100% recycled rare earth elements.

Not available

Frequency response (wired or passive)iPublished acoustic range for wired listening, or the maker’s single range when no mode is distinguished. Power state and test standard belong in the source note.

Not available

Min20 HzMax20 kHz7Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Current single frequency range 20-20,000 Hz. Mode and test tolerance unspecified. Not a wireless passband.

Wireless audio transmission bandiFrequency range of audio transmitted over the wireless connection, not the acoustic response of the driver. Codec, sampling rate and bitrate conditions belong in the source note. When the maker gives a range per codec, the widest range is stored and its codec goes in the source note.

Not available

Not available

Impedance (passive when specified)iUse the headset-off value for a passive analog connection when the maker publishes both powered and passive values. Note the power state and test frequency.

Not available

46Ω7Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Current maker audio specification 46 ohm. Earlier secondary reviews give 35 ohm. Current maker wins. No passive power-off impedance claimed.

Sensitivity (passive when specified)iUse the headset-off figure when both powered and passive values exist. The power or voltage reference, test distance and frequency belong in the source note.

Not available

91dB7Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Current maker 91 dB SPL at -18 dBFS, 1 kHz. This is not per 1 mW or per 1 V, so sensitivity_reference omitted. Earlier reviewers quote different sensitivity references.

Sensitivity referenceiPublished power or voltage reference for sensitivity. Do not assume 1 mW when the source gives only a dB value.

Not available

Not available

THD (claimed)iPublished distortion figure or numerical upper bound. The source note states any less-than sign and test level.

0.02%21Review9to5mac.com/2023/09/04/beats-studio-pro-headphones-reviewRead 7 October 2026Review published spec list claims less than 0.02 percent total harmonic distortion even at high volumes. Retained upper bound, not measured exact distortion. Frequency, numerical SPL, connection and test method unpublished. Qualitative maker near-zero claim not overridden.

Not available

Max input power

Not available

Not available

Max digital audio sample rateiHighest supported digital audio sample rate over a USB cable or wireless dongle. This is not the microphone rate or acoustic frequency response.

48kHz14Reviewwhathifi.com/reviews/beats-studio-proRead 6 October 2026Lossless audio up to 24-bit/48kHz over the wired connection, internal 24-bit/48kHz DAC.

Not available

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

24bits14Reviewwhathifi.com/reviews/beats-studio-proRead 6 October 2026Lossless audio up to 24-bit/48kHz over the wired connection.

Not available

DAC

Not available

Not available

Personalised soundiA manufacturer-supported hearing test or ear scan creates a device sound profile tailored to the listener. Generic equalizer adjustments do not count.

Not available

Not available

Onboard EQiCustom playback EQ profiles stored in the headset and applied without the host app running. Note supported active connections. Receiver-only or software-only EQ does not count.

No19Reviewexpertreviews.co.uk/technology/headphones-audio/beats-studio-pro-reviewRead 7 October 2026Exact feature section expressly no graphic equalizer to tweak sound manually. Source no EQ presets refers ordinary wireless/app use, while maker confirms three factory USB-only presets. No custom user EQ profiles stored onboard. Firmware at review not published.20Reviewtechradar.com/audio/headphones/beats-studio-pro-review-stylish-but-not-exceptionalRead 7 October 2026Exact review explicitly no adjustable EQ and USB-only factory presets. Supports false for custom stored playback EQ, not denial of three maker factory profiles.

Not available

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

Not available

58Reviewsoundguys.com/marshall-monitor-iii-anc-review-a-worthy-alternative-to-sony-and-bose-131654Read 23 October 2026App section five-band custom playback EQ. HeadphoneCheck corroborates. Five presets are stated but a complete exact name list is not published.

EQ presets

Beats Signature, Entertainment, Conversation1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Three built-in sound profiles, selectable only while using USB-C audio.

Bass Boost9Reviewtechradar.com/audio/wireless-headphones/marshall-monitor-iii-anc-reviewRead 23 October 2026Review explicitly names bass boost. Full factory-name list was not independently verified, so only the named option is stored.

Volume limit

Not available

Not available

Spatial audio

2 of 3 differ

Spatial audio supportiNamed headset or host spatial-audio systems that the maker or reviewer explicitly supports. A platform feature may require compatible hardware, software or a separate licence.

Personalized Spatial Audio, Dolby Atmos1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Personalized Spatial Audio with dynamic head tracking. Music and movies in Dolby Atmos. Head tracking and personalization need Apple devices.

Soundstage10Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Maker named Soundstage spatial processing of stereo content into a virtual room. Head tracking not established.

Spatial audio licence includediA paid spatial-audio licence is bundled or embedded. Compatibility with a separately purchased app does not count.

Not available

Not available

Head tracking

Yes1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026

Not available

Noise cancelling

4 of 10 differ

Active noise cancelling

Yes1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026

Yes11Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Maker active noise cancellation. No topology or total physical microphone count specified.

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

Hybrid21Review9to5mac.com/2023/09/04/beats-studio-pro-headphones-reviewRead 7 October 2026Same spec list expressly feed-forward and feed-back microphones on each cup. Meets schema hybrid definition. Voice-call filtering stays separate.

Not available

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

419Reviewexpertreviews.co.uk/technology/headphones-audio/beats-studio-pro-reviewRead 7 October 2026Exact review explicitly Four microphones handle noise cancellation. Dedicated ANC feed-forward/feed-back set, not six total mics.21Review9to5mac.com/2023/09/04/beats-studio-pro-headphones-reviewRead 7 October 2026Two ANC feed-forward/feed-back microphones per cup, four dedicated ANC mics. These also participate in voice uplink. Two additional beam-forming voice mics complete total six. Exact Expert Reviews four ANC statement independently confirms.

415Reviewnotebookcheck.com/Exklusiv-zum-Markstart-Marshall-Monitor-III-A-N-C-im-Praxis-Test-Tolles-Design-wie-ist-der-Klang.890386.0.htmlRead 23 October 2026Equipment section explicitly four microphones continuously record surrounding noise for ANC, increased from two. It does not establish speech microphone count or physical total.

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

Yes1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Fully adaptive ANC continuously monitors outside noise and creates a precisely-tuned filter 48,000 times per second.

Yes14Reviewheadphonecheck.com/test/marshall-monitor-iii-a-n-cRead 23 October 2026ANC section explicitly describes adaptive noise cancelling. Maker does not name a specific adaptive ANC mode. Adaptive Loudness remains a separate sound feature.

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

Not available

314Reviewheadphonecheck.com/test/marshall-monitor-iii-a-n-cRead 23 October 2026Controls section explicitly three intensity levels for ANC, separately from three transparency levels. Off is excluded.

ANC attenuation (claimed)

Not available

Not available

Transparency mode

Yes1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026

Yes11Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026

Adjustable transparency

Not available

Yes11Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Common question Soundstage sliders are not used here. Exact noise-control support guide and SoundGuys explicitly adjustable transparency.13Reviewsoundguys.com/marshall-monitor-iii-anc-review-a-worthy-alternative-to-sony-and-bose-131654Read 23 October 2026Noise cancelling section explicitly three adjustable transparency levels.

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

Not available

Not available

Wind noise reduction

Not available

Yes11Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Maker corporate launch explicitly microphones designed to reduce wind noise for ANC and calls. A claim, not a measured attenuation value.12Press releasegroup.marshall.com/2024/09/25/marshall-and-billie-joe-armstrong-join-forces-to-unveil-feature-packed-monitor-iii-a-n-c-headphonesRead 23 October 2026Launch text explicitly reduction of wind noise for ANC and calls.

Measured

9 of 21 differ

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

Balanced sound profile with a little extra bass and treble. A few peaks and dips in the treble. Some left and right driver mismatch in the treble. No audible harmonic distortion.13Measurementrtings.com/headphones/reviews/beats/studio-pro-wirelessRead 6 October 2026Public Audio Reproduction Accuracy verdict. Detailed graphs are behind the paywall and were not used.

The measured default response has more bass and treble and less midrange than the SoundGuys Preference Curve. ANC off adds some bass.17Reviewsoundguys.com/marshall-monitor-iii-anc-review-a-worthy-alternative-to-sony-and-bose-131654Read 23 October 2026Objective Measurements section. Default profile, nominal level, ANC-on comparison with ANC-off. Firmware and exact codec not published. No chart points converted into numeric dB fields.

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

0dB13Measurementrtings.com/headphones/reviews/beats/studio-pro-wirelessRead 6 October 2026Test bench 2.3, Deep Brown unit. Bass Amount: Balanced (0 dB).

Not available

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

1dB13Measurementrtings.com/headphones/reviews/beats/studio-pro-wirelessRead 6 October 2026Test bench 2.3. Treble Amount: Slightly Emphasized (1 dB).

Not available

Deviation from targetiReviewer’s full-range error from its target curve. Do not substitute a regional bass or treble error.

Not available

Not available

Consistency between fittingsiReviewer’s standard deviation across repeated fittings. Test rig and fitting procedure belong in the source note.

Not available

Not available

Harmonic distortioniIndependently measured harmonic distortion, with test level and method in the source note.

Not available

Not available

Sound leakageiIndependently measured leakage at 30 cm. Playback level and method belong in the source note.

Not available

Not available

Measured noise isolationiIndependently measured attenuation. Positive values mean more noise reduction. ANC state, rig and frequency bands belong in the source note.

ABeats Studio Pro

ANC on	Overall (dB)	Bass (dB)	Mids (dB)	Treble (dB)
Yes	17	5.5	14.6	31.2

Source15Reviewtechgearlab.com/reviews/audio/wireless-headphones/beats-studio-proRead 6 October 2026Active Noise Cancelling Reduction table: Low 5.5, Mid 14.6, High 31.2 dB. Text: reduces sound by 17 decibels on average. Rig not published.

BMarshall Monitor III A.N.C.

Not available

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

17dB=CalculatedFrom Measured noise isolation

Not available

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

Not available

Not available

Mic quality notesiMeasured by a reviewer, not claimed by the maker

Disappointing. The voice sounds harsh and bright, and the mic does not separate the voice well from background noise.13Measurementrtings.com/headphones/reviews/beats/studio-pro-wirelessRead 6 October 2026Public Microphone verdict. Numeric mic results are behind the paywall and were not used.

The recorded samples reject background noise well but lose vocal clarity. Loud speech can clip. Wind, street, office and reverberant conditions were tested.17Reviewsoundguys.com/marshall-monitor-iii-anc-review-a-worthy-alternative-to-sony-and-bose-131654Read 23 October 2026Recorded speech samples in simulated office, street, wind and reverberant conditions. Test codec, firmware and capture route are unpublished. The vote count is not a measurement.

Mic low-frequency extensioniMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic high-frequency extensioniMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic speech-to-noise ratioiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Measured latencyiEnd-to-end latency measured by a reviewer for a specific connection, platform and codec. Firmware, method and operating mode belong in the source note.

Not available

Not available

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

Not available

Not available

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

Not available

Not available

Measured battery lifeiReviewer’s continuous playback test. State the connection, ANC and lighting where known. Unknown settings stay omitted and are described in the source note.

ABeats Studio Pro

Connection	ANC	Hours (h)
Bluetooth	Yes	31.42

Source24Measurementsoundguys.com/beats-studio-pro-vs-beats-solo3-wireless-97451Read 7 October 2026Explicit standardized Beats Studio Pro test 31 hours 25 minutes with ANC enabled. Bluetooth wireless playback. Decimal hours is exact minute conversion, not extra measured precision. Original Studio Pro reviewer firmware 2B68, Beats app v2.7. Codec and host OS unstated, decorative lighting setting omitted. No Solo3 runtime borrowed.25Measurementsoundguys.com/beats-studio-pro-review-96146Read 7 October 2026Original own Studio Pro review corroborates 31 hours 25 minutes continuous playback. Tested 5 days, firmware 2B68 and Beats app v2.7. Public reviewer method plays music peaking at 75 dB SPL until battery depletion. Exact codec/host unspecified.26Reviewsoundguys.com/how-we-testRead 7 October 2026Standard wireless-headphone battery method: music peaks at 75 dB SPL, recorded output waveform identifies depletion time. This supplies method only, product result and ANC from exact Studio Pro articles. Current method page updated February 2024 for MDAQS text, original result 2023, no separate battery retest claimed.

BMarshall Monitor III A.N.C.

Connection	ANC	Hours (h)
Bluetooth	Yes	68
Bluetooth	No	110.32

Source16Reviewchip.de/test-kaufberatung/tv-audio/marshall-monitor-iii-a-n-c-im-test_a4725ea6-a9f4-4e8b-aa22-0f51f8c0d1c3.htmlRead 23 October 2026Tested July 11, 2026. Full-runtime table 68 h 00 min ANC on and 110 h 19 min off. CHIP describes continuous fixed-playlist Bluetooth playback at the same calibrated volume across products. Numeric SPL, codec, firmware and spatial-processing state unpublished. 110 h 19 min converted to hours. Partial 15-minute-charge runtimes excluded. SoundGuys could not complete its separate battery test and contributes no runtime.

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

31.42h=CalculatedFrom Measured battery life

110.32h=CalculatedFrom Measured battery life

Clamping forceiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Weight (measured)iIndependently weighed headset. A review that repeats the maker’s number does not qualify. Cable and microphone inclusion belong in the source note.

266g(9.4 oz)15Reviewtechgearlab.com/reviews/audio/wireless-headphones/beats-studio-proRead 6 October 2026Comparison table: Measured Weight 266 g. Cable state not stated.

253g(8.9 oz)16Reviewchip.de/test-kaufberatung/tv-audio/marshall-monitor-iii-a-n-c-im-test_a4725ea6-a9f4-4e8b-aa22-0f51f8c0d1c3.htmlRead 23 October 2026Independent CHIP test table 253 g. Cable inclusion not stated. Maker claims 250 g.

Microphone

5 of 16 differ

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

Built-in1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Upgraded voice-targeting microphones in the ear cups. Count not published.

Built-in18Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Audio specification explicitly Microphone & Remote yes and maker describes phone-call handling. No unsupported speech-mic count, pattern or element added.

Microphone element

MEMS21Review9to5mac.com/2023/09/04/beats-studio-pro-headphones-reviewRead 7 October 2026Same six-microphone list explicitly MEMS-type. Higher SNR/sensitivity is unquantified, not numerical microphone spec.

Not available

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

Not available

Not available

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

621Review9to5mac.com/2023/09/04/beats-studio-pro-headphones-reviewRead 7 October 2026Actual 2023 review spec list explicitly six MEMS microphones: one beam-forming voice microphone plus feed-forward and feed-back microphones on each cup. It expressly says the feed-forward/feed-back pair is utilized for both ANC/Transparency and voice uplink. All six therefore meet the voice-pickup field definition, not merely the total physical count.

Not available

Total microphonesiEvery physical microphone across the headset, including call, ANC and calibration microphones. Shared microphones count once. Excludes microphones in charging cases or receivers, and vibration sensors. Use an explicitly published physical total, never a sum of overlapping role counts.

Not available

Not available

Mic frequency responseiAcoustic microphone response, not its digital sampling rate. Connection-specific ranges belong in the source note.

Not available

Not available

Mic sensitivityiPublished microphone sensitivity. Reference such as dBV/Pa or dBFS, frequency and distance belong in the source note.

Not available

Not available

Mic signal-to-noiseiPublished microphone signal-to-noise ratio. Minimum or typical conditions belong in the source note.

Not available

Not available

Mic sample rateiExplicitly published digital microphone capture or speech sampling rate. State the audio route in the source note, or say it is unpublished. Internal capture does not prove the effective rate on every connection. Acoustic bandwidth, playback rate and generic microphone-chip capability do not qualify.

Not available

Not available

Mic noise reductioniProcessing that removes noise from transmitted speech. Playback ANC and a directional microphone alone do not count.

AI11Press articlemacrumors.com/2023/07/19/beats-studio-pro-debutRead 6 October 2026Enhanced call performance from all-new digital microphones and machine learning. The maker page says the microphones actively filter out background noise.

Not available

Flip to mute

Not available

Not available

Mute button

Yes3Owner's manualsupport.apple.com/guide/beats/use-beatsstudiopro-dev9148780ba/webRead 6 October 2026During a call, press the b button to mute or unmute the microphone.

Not available

Mute indicatoriPublished indication of microphone mute. mechanical_marker is a visible physical marker showing the microphone's mute-switch position. LED options require an electronic light. The in-line controller option is for a mute light on a cable remote.

Not available

Not available

Sidetone

Not available

Not available

Adjustable sidetone

No19Reviewexpertreviews.co.uk/technology/headphones-audio/beats-studio-pro-reviewRead 7 October 2026Exact feature section expressly says there is no option to adjust how loudly the user hears their own voice on calls. No inference that fixed sidetone itself is absent.

Not available

Foam microphone windscreeniA foam cover for the voice microphone. An internal metal mesh pop filter does not count.

Not available

Not available

Connectivity

12 of 20 differ

Audio connectionsiConnections that carry playback audio. Charging or firmware USB alone does not count as USB audio.

Bluetooth, USB, Analog1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Class 1 Bluetooth, 3.5mm analog input, USB-C for lossless audio.

Bluetooth, Analog19Owner's manualdownloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdfRead 23 October 2026Printed pages 4 and 7 included USB-C-to-3.5 mm cable carries analog source audio. USB-C shape does not imply USB digital playback.

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

3.5 mm TRS17Reviewsoundguys.com/beats-studio-pro-review-96146Read 7 October 2026Own review explicitly 3.5 mm male-to-male TRS source cable. Same stock consumer bundle, no microphone TRRS path inferred.

3.5 mm TRS41Retailer pagebhphotovideo.com/c/product/1854727-REG/marshall_1006861_monitor_iii_anc_wireless.htmlRead 23 October 2026Exact Black 1006861 overview and supplied-items list explicitly USB-C to 3.5 mm TRS cable. Other B&H specification errors such as open-back enclosure and LC3 are not used.

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

3.5 mm3Owner's manualsupport.apple.com/guide/beats/use-beatsstudiopro-dev9148780ba/webRead 6 October 2026Connect the included 3.5 mm cable to the headphone jack on Beats Studio Pro.

USB-C19Owner's manualdownloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdfRead 23 October 2026

Longest included cableiLength of the longest supplied cable, including charging and dongle cables. Individual cable lengths are listed in Cables included.

Not available

Not available

Headset USB plug or portiUSB plug or port on the headset or its included wired audio adapter. A charging-only USB port can appear here.

USB-C1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026

USB-C19Owner's manualdownloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdfRead 23 October 2026

Audio over USB-C cableiPlayback through a USB-C cable or included wired USB-C audio adapter. A charging-only USB-C port does not count.

Yes1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026

No21Reviewchip.de/test-kaufberatung/tv-audio/marshall-monitor-iii-a-n-c-im-test_a4725ea6-a9f4-4e8b-aa22-0f51f8c0d1c3.htmlRead 23 October 2026Independent exact-model table explicitly USB-C-Audio no. Included 3.5 mm-to-USB-C analog cable is a separate path. ifanr exact review independently explicitly rules out USB Audio.

Passive wired listeningiAnalog playback works with the headset powered off or its battery empty. An active analog converter that needs headset power does not count.

Yes22Owner's manualsupport.apple.com/guide/beats/use-beatsstudiopro-dev9148780ba/webRead 7 October 2026Current exact Apple guide explicitly headphones require no battery power when connected using the 3.5 mm cable. Passive analog only, not USB audio or ANC.

No19Owner's manualdownloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdfRead 23 October 2026Printed page 7 requires headphones on before connecting analog cable. HeadphoneCheck and CHIP confirm no passive playback. Tom's Guide claims otherwise, but maker instructions take precedence.

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

None15Reviewtechgearlab.com/reviews/audio/wireless-headphones/beats-studio-proRead 6 October 2026Bluetooth only. RTINGS: only works wirelessly via Bluetooth, no dongle.

Not available

Wireless receiver connectoriPhysical USB connector on the receiver. Supplied extension cables and adapters are explained in the source note. Both means two native connector types.

Not available

Not available

Wireless range (claimed)iMaker’s advertised wireless range. Connection and indoor or outdoor conditions belong in the source note. Measured distance is not stored here.

Not available

10m20Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Current maker 10 m / 30 ft claim. Meters retained. Conditions not specified.

Bluetooth

5.35Maker product pageapple.com/shop/product/MQTP3LL/A/beats-studio-pro-wireless-headphones-blackRead 6 October 2026Tech Specs: Bluetooth Compatibility Bluetooth 5.3.

5.320Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026

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

SBC, AAC14Reviewwhathifi.com/reviews/beats-studio-proRead 6 October 2026Tech specs table: Codec Support SBC, AAC. The maker does not list codecs.

SBC, AAC20Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Current maker Codecs SBC, MPEG-2 AAC. AAC stored using common catalog spelling. LE Audio-ready is not confirmed current LC3 support.

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

No23Reviewsoundguys.com/beats-studio-pro-2-135368Read 7 October 2026Exact current-generation discussion explicitly says no LE Audio, Auracast or LC3. Published assessment, not a claim about an unannounced future Studio Pro 2. Bluetooth 5.3 and Audio Sharing do not alone establish LE Audio.

Not available

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

No23Reviewsoundguys.com/beats-studio-pro-2-135368Read 7 October 2026Same exact original Studio Pro assessment explicitly no Auracast. Future wishes are not supported features.

Not available

Bluetooth multipointiCan remain connected to multiple Bluetooth source devices at once. Mixing Bluetooth with a proprietary dongle is a separate field. A maker's dual connection to two Bluetooth devices at once counts.

No13Measurementrtings.com/headphones/reviews/beats/studio-pro-wirelessRead 6 October 2026Office verdict: they do not support multi-device pairing. What Hi-Fi and TechGearLab agree.

Yes19Owner's manualdownloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdfRead 23 October 2026

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

Not available

219Owner's manualdownloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdfRead 23 October 2026Printed page 8 explicitly two connected devices simultaneously.

Paired devices remembered

Not available

819Owner's manualdownloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdfRead 23 October 2026Printed page 8 explicitly remembers eight paired devices.

Mixes 2.4 GHz and Bluetooth audioiPlays both wireless audio streams at the same time. Automatic switching or Bluetooth standby does not count.

Not available

Not available

Fast pairing

Google Fast Pair1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026

Not available

Base station

Not available

Not available

Latency

None of 2 known

Low latency modeiA selectable mode intended to reduce audio delay. A low-latency connection without a distinct mode does not count.

Not available

Not available

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

Not available

Not available

Compatibility

2 of 3 differ

Compatible platformsiPlatforms with a documented audio path. This does not imply every connection or microphone function works. Platform editions must be checked individually.

iOS, macOS, Android, Windows3Owner's manualsupport.apple.com/guide/beats/use-beatsstudiopro-dev9148780ba/webRead 6 October 20265Maker product pageapple.com/shop/product/MQTP3LL/A/beats-studio-pro-wireless-headphones-blackRead 6 October 2026Compatibility list of iPhone, iPad and Mac models.13Measurementrtings.com/headphones/reviews/beats/studio-pro-wirelessRead 6 October 2026Works with Bluetooth-enabled PCs. Mic and audio work with PCs and PlayStation consoles over wired USB-C.

Android, iOS22Maker product pagemarshall.com/us/en/support/headphones/learn/app-marshall-bluetoothRead 23 October 2026Maker app page lists exact model and Apple App Store/Google Play downloads. Exact-model setup guide requires pairing host device with headphones. No desktop/console audio path inferred.

Connection per platformiOnly explicitly documented playback paths for the exact model. Microphone support is separate. Leave unknown microphone support omitted. An Xbox and a PlayStation edition of one headset can connect differently, so it is per variant.

ABeats Studio Pro

Platform	Connection	Microphone works
iOS	Bluetooth	Not available
macOS	Bluetooth	Not available
Android	Bluetooth	Not available
iOS	USB	Yes
macOS	USB	Yes
Android	USB	Yes
Windows	Bluetooth	Not available
Windows	USB	Yes

Source2Maker product pagebeatsbydre.com/support/headphones/studio-proRead 6 October 2026Pairing steps for iPhone, Mac and Android over Bluetooth. USB-C appears as a standard USB audio device for audio and phone calls on a compatible source.3Owner's manualsupport.apple.com/guide/beats/use-beatsstudiopro-dev9148780ba/webRead 6 October 2026USB-C audio with a supported iPhone, iPad, Mac or Android device using the included cable. EQ profiles over USB-C on USB-C iPad, Mac or iPhone.13Measurementrtings.com/headphones/reviews/beats/studio-pro-wirelessRead 6 October 2026PC over Bluetooth, and PC over USB-C with working mic. PlayStation is not stored because the model is not named.

BMarshall Monitor III A.N.C.

Platform	Connection
Android	Bluetooth
iOS	Bluetooth

Source22Maker product pagemarshall.com/us/en/support/headphones/learn/app-marshall-bluetoothRead 23 October 2026Supported mobile setup uses Bluetooth pairing. Per-platform call microphone support is left unspecified.

Official licence

Not available

Not available

Battery and charging

11 of 13 differ

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

640mAh27Retailer pagejoesge.com/products/beats-by-dre-studio-pro-wireless-battery-replacement-640mah-repair-partsRead 7 October 2026Specialist repair vendor explicitly genuine A2924 Studio Pro AEC643333B component, capacity 640 mAh. Its actual component-label photo read: AEC643333B, 3.8 V, 640 mAh, 2.432 Wh. No capacity calculated, aftermarket generic or Studio3 560 mAh inherited.28Reviewjoesge.com/blogs/beats-headphones-repair-guides/studio-pro-wireless-battery-replacementRead 7 October 2026Exact A2924 own removal/installation guide identifies original-style AEC643333B 640 mAh replacement, corroborating rated component and exact headphone identity.

Not available

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

No30Maker spec sheet (PDF)beatsbydre.com/content/dam/beats-support/global/product-safety-and-handling/studio-pro/studiopro-sh-dn.pdfRead 7 October 2026Native paper pages 1-2 says do not replace battery yourself and service/recycling by Apple or authorized provider. Not normal-operation exchange. Independent service-repair guide does not establish swappable battery under this helper.

Not available

Batteries includediNumber of headset batteries supplied, including the one already installed.

Not available

224Press articlenotebookcheck.com/Marshall-stellt-neue-kabellose-ANC-Kopfhoerer-Monitor-III-A-N-C-vor.890514.0.htmlRead 23 October 2026Exact-model German launch report explicitly a double battery with one pack in each earcup. No per-pack capacity published. No total mAh divided or guessed.

Claimed battery lifeiMaker’s maximum playback time per stated connection, codec, ANC, spatial audio and lighting settings. Name the spatial processing mode and other conditions in the source note. Unknown settings stay omitted.

ABeats Studio Pro

Connection	ANC	Hours (h)
Bluetooth	No	40
Bluetooth	Yes	24

Source1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Up to 40 h with ANC and Transparency off, up to 24 h with ANC or Transparency on. Apple test May 2023, preproduction units, iPhone 13, 256-Kbps AAC files, 50% volume.

BMarshall Monitor III A.N.C.

Connection	ANC	Hours (h)
Bluetooth	Yes	70
Bluetooth	No	100

Source23Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Current maker battery specification explicitly Bluetooth plus ANC 70 h and Bluetooth only 100 h. Volume, codec, spatial processing and firmware not stated.

Battery life (claimed, max)

40h=CalculatedFrom Claimed battery life

100h=CalculatedFrom Claimed battery life

Battery life with ANC (claimed)

24h=CalculatedFrom Claimed battery life

70h=CalculatedFrom Claimed battery life

Battery life without ANC (claimed)

40h=CalculatedFrom Claimed battery life

100h=CalculatedFrom Claimed battery life

Charging port

USB-C1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026

USB-C23Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026

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

120min4Owner's manualsupport.apple.com/guide/beats/about-charging-and-playback-time-devc8a939c17/webRead 6 October 2026Up to 24 hours of playback after a 2-hour charge.

150min23Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Maker 2.5 h to full recharge converted exactly to 150 minutes.

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

10min1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026

15min23Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026

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

4h1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Fast Fuel: 10-minute charge gives up to 4 hours when battery is low. Same May 2023 test conditions, ANC and Transparency off.

12h23Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Maker 15 minutes supplies 12 hours. ANC, codec and volume unspecified.

Use while charging

Yes2Maker product pagebeatsbydre.com/support/headphones/studio-proRead 6 October 2026USB-C audio lets you stream audio or take calls while charging.

Not available

Charging dock or stand

Not available

Not available

Controls

3 of 6 differ

Controls

Buttons1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Physical b button, volume up/down rocker and multi-function button.

Buttons25Owner's manualdownloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdfRead 23 October 2026Printed pages 4-5 two buttons and multidirectional control knob. Knob moves by directional pushes, not a rotating dial or wheel. No schema joystick option exists.

Volume control

Buttons1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Volume up/down rocker above and below the b button.

Not available

Game and chat mixiBalances separate game and chat audio streams. Mixing Bluetooth and dongle source volume alone does not count. Supported platforms belong in the source note.

Not available

Not available

Remappable controlsiOn-device button, touch or dial functions can be reassigned. Changing EQ alone does not count.

Yes3Owner's manualsupport.apple.com/guide/beats/use-beatsstudiopro-dev9148780ba/webRead 6 October 2026Guide: the end-call and mute/unmute actions on Beats Studio Pro can be customized. Press-and-hold can cycle listening modes.

Yes25Owner's manualdownloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdfRead 23 October 2026Printed page 5 M-button assignment in app. Default Spotify Tap.

Wear detection

No14Reviewwhathifi.com/reviews/beats-studio-proRead 6 October 2026No on-head detection. TechGearLab also reports no wear detection.

Yes26Reviewsoundguys.com/marshall-monitor-iii-anc-review-a-worthy-alternative-to-sony-and-bose-131654Read 23 October 2026Controls section explicitly wear sensor and automatic playback pause when removed.

Voice assistant

Siri2Maker product pagebeatsbydre.com/support/headphones/studio-proRead 6 October 2026Hey Siri on Apple devices. Press and hold b for the voice assistant on iOS or Android. No Android assistant is named.

Phone's voice assistant43Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Customisable M-button activates the phone's voice assistant. Maker names no specific service. It is host activation, separate from the Voice command No row for built-in voice control.

Comfort and build

7 of 11 differ

Headband type

Padded11Press articlemacrumors.com/2023/07/19/beats-studio-pro-debutRead 6 October 2026Cushioned headband and padded ear cups.

Not available

Headband material

Not available

Silicone inner headband27Reviewnotebookcheck.com/Exklusiv-zum-Markstart-Marshall-Monitor-III-A-N-C-im-Praxis-Test-Tolles-Design-wie-ist-der-Klang.890386.0.htmlRead 23 October 2026Design section explicitly silicone inner band attached at the sides. Does not establish outer upholstery material.

Frame material

Plastic with metal headband reinforcement17Reviewsoundguys.com/beats-studio-pro-review-96146Read 7 October 2026Own review explicitly describes largely plastic construction with metal in the headband holding everything together. No specific metal alloy or every component material claimed.

Not available

Ear cup material

Plastic28Reviewjoesge.com/blogs/beats-headphones-repair-guides/studio-pro-wireless-battery-replacementRead 7 October 2026Exact disassembly instructions explicitly refer to inner and outer plastic shells of earcup. Decorative metal trim not classified as plastic.

Plastic27Reviewnotebookcheck.com/Exklusiv-zum-Markstart-Marshall-Monitor-III-A-N-C-im-Praxis-Test-Tolles-Design-wie-ist-der-Klang.890386.0.htmlRead 23 October 2026Design section explicitly flexible plastic cup shell. Decorative leather-like texture is not treated as leather shell.

Ear pad material

Engineered leather1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026UltraPlush cushions with seamless engineered leather.

Vegan leather and foam28Retailer pageargos.co.uk/product/3347382/GM-VariantRead 23 October 2026Exact Black listing names Vegan Leather and Foam ear pieces. Not interpreted as natural leather.

Replaceable ear pads

Yes29Owner's manualifixit.com/Guide/Beats+Studio+Pro+Earpad+Replacement/183376Read 7 October 2026Exact Studio Pro guide removes original pads and adhesive, cleans housing and installs adhesive replacements. Main resolved ordinary service replacement true. Requires opening pick, cleaning and replacement adhesive, not tool-free removable cushions. Expert Reviews No is different quick-change/service meaning, documented externally.

Yes29Owner's manualdownloads.ctfassets.net/javen7msabdh/2hCtX2YRHbepO0vP6hwRex/437db6a71a057973414ed7d097217311/Monitor-III-ANC-spareparts_user-manual_all-languages.pdfRead 23 October 2026

Ear pad attachmentiHow a replacement ear pad attaches to the ear cup, not how the decorative outer cover attaches. A press-fit or snap-on pad counts as clip.

Not available

Twist lock29Owner's manualdownloads.ctfassets.net/javen7msabdh/2hCtX2YRHbepO0vP6hwRex/437db6a71a057973414ed7d097217311/Monitor-III-ANC-spareparts_user-manual_all-languages.pdfRead 23 October 2026Printed page 3 rotate anticlockwise to remove and clockwise to lock.

Ear pad openingiUsable opening inside an ear pad, excluding the outer cushion. Depth is the internal space between pad surface and driver cover.

Width40Height59mm(1.6 × 2.3 in)15Reviewtechgearlab.com/reviews/audio/wireless-headphones/beats-studio-proRead 6 October 2026Measured Ear Cup Size 59 mm H x 40 mm W, described as room for the ear. Depth not given.

Not available

Ear tips included

Not available

Not available

Dust and water rating

Not available

Not available

User-replaceable parts

Earpads29Owner's manualifixit.com/Guide/Beats+Studio+Pro+Earpad+Replacement/183376Read 7 October 2026Exact DIY guide expressly says users can replace old earpads with new ones in minutes without special skills. Verbatim part Earpads retained. No battery, drivers or headband automatically included. No maker warranty endorsement asserted.

Ear cushions, Inner headband29Owner's manualdownloads.ctfassets.net/javen7msabdh/2hCtX2YRHbepO0vP6hwRex/437db6a71a057973414ed7d097217311/Monitor-III-ANC-spareparts_user-manual_all-languages.pdfRead 23 October 2026Printed pages 3-5 exact replacement procedures. Inner headband uses T5 Torx screwdriver. Battery is not in this user replacement manual.

Software

2 of 3 differ

Companion app

Beats app2Maker product pagebeatsbydre.com/support/headphones/studio-proRead 6 October 2026Beats app is named for Android pairing, firmware updates and finding. Apple devices use system settings.

Marshall Bluetooth30Maker product pagemarshall.com/us/en/support/headphones/learn/app-marshall-bluetoothRead 23 October 2026

App platforms

Android2Maker product pagebeatsbydre.com/support/headphones/studio-proRead 6 October 2026

Android, iOS30Maker product pagemarshall.com/us/en/support/headphones/learn/app-marshall-bluetoothRead 23 October 2026Maker lists exact model with Apple App Store and Google Play links.

User firmware updates

Yes1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Over-the-air updates on Apple devices. Beats app on Android.

Yes30Maker product pagemarshall.com/us/en/support/headphones/learn/app-marshall-bluetoothRead 23 October 2026Exact-model support page explicitly app firmware updates.31Maker product pagemarshall.com/us/en/support/headphones/support-for-monitor-iii-ancRead 23 October 2026Update the firmware section explicitly app updates for Monitor III A.N.C.

Dimensions and weight

2 of 2 differ

Headset weightiPublished headset mass without detachable cable or microphone when stated. A fixed cable remains included. Any unqualified maker weight is identified in the source note.

260g(9.2 oz)1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Specs: Weight 260 g / 9.17 oz. Cable state not stated.

250g(8.8 oz)32Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Current maker physical-unit table 250 g. No cable qualification stated. SoundGuys and CHIP measured information stays separate.

Headset dimensionsiBody size with headband upright and ear cups in their normal wearing position. Width is across the head, height is top to bottom, and depth is front to back. Folded or flat-swivel dimensions are not substituted.

Width178Height181Depth78mm(7 × 7.1 × 3.1 in)5Maker product pageapple.com/shop/product/MQTP3LL/A/beats-studio-pro-wireless-headphones-blackRead 6 October 2026Tech Specs: Height 18.1 cm, Length 17.8 cm, Width 7.8 cm. Length is stored as width across the head and Width as depth. The 18.1 cm height fits the unfolded headset. Headband extension is not stated. The Beats page lists the same values.

Not available

Certifications

1 of 3 differ

Hi-Res Audio

Not available

Not available

Communication certifications

Not available

Not available

FCC ID

BCGA292430Maker spec sheet (PDF)beatsbydre.com/content/dam/beats-support/global/product-safety-and-handling/studio-pro/studiopro-sh-dn.pdfRead 7 October 2026Native maker safety paper, PDF page 2 exact A2924: FCC ID BCGA2924. FCC mirror access unnecessary.

2BBQK-MONITIII33Regulatory filingfccid.io/2BBQK-MONITIIIRead 23 October 2026Public FCC filing index for exact MONITIII headphone, approved April 29, 2024. Referenced label/internal documents could not be downloaded because of access denial. No hidden exhibit data used.

Other certifications

CE (EU RED conformity), UKCA (UK Radio Equipment Regulations conformity), ISED Canada (IC: 579C-A2924)30Maker spec sheet (PDF)beatsbydre.com/content/dam/beats-support/global/product-safety-and-handling/studio-pro/studiopro-sh-dn.pdfRead 7 October 2026Native maker PDF page 2 exact A2924 lists ISED Canada IC 579C-A2924 and EU/UK conformity statements. CE and UKCA marks visually checked on rendered page. Self-declared conformity, not independent sound-quality certification.

Not available

In the box

3 of 3 differ

In the box

Beats Studio Pro headphones, Carrying case, USB-C to USB-C cable for charging and audio, 3.5mm analog audio cable, Quick Start Guide, Warranty card1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026USB-C power adapter sold separately.

Monitor III A.N.C. Headphones, USB-C charging cable, USB-C to 3.5mm audio cord, Quick start guide, Legal and Safety Information, Carrying case34Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026

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

ABeats Studio Pro

Type	Count
USB-C to USB-C cable for charging and audio	1
3.5mm analog audio cable	1

Source1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026Cable lengths not published.

BMarshall Monitor III A.N.C.

Type	Length (m)	Count
USB-C to USB-C charging cable	0.21	1
USB-C to 3.5 mm stereo audio cable	Not available	1

Source34Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Maker box list confirms both cables. Manual page 4 confirms USB-C-to-USB-C charging lead. HeadphoneCheck states 21 cm charging lead. Audio length is omitted because HeadphoneCheck says 120 cm and SoundGuys says 122 cm while maker is silent.35Reviewheadphonecheck.com/test/marshall-monitor-iii-a-n-cRead 23 October 2026Scope of delivery explicitly charging cable 21 cm and analog cable 120 cm. Only uncontested charging length retained. SoundGuys metadata says 122 cm for analog cable.

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

Soft15Reviewtechgearlab.com/reviews/audio/wireless-headphones/beats-studio-proRead 6 October 2026Soft case. RTINGS calls it a soft carrying pouch. MacRumors describes semi-rigid woven fabric.

Hard34Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026Maker explicitly hard case, also described in manual page 6.

Links

Not compared

Product page

www.beatsbydre.com/headphones/studio-pro-wireless1Maker product pagebeatsbydre.com/headphones/studio-pro-wirelessRead 6 October 2026

www.marshall.com/us/en/product/monitor-iii-anc36Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026

Spec sheet

Not available

www.marshall.com/us/en/product/monitor-iii-anc36Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026

Manual

support.apple.com/guide/beats/use-beatsstudiopro-dev9148780ba/web3Owner's manualsupport.apple.com/guide/beats/use-beatsstudiopro-dev9148780ba/webRead 6 October 2026Apple Beats User Guide chapter Use your Beats Studio Pro, current guide for iOS 27. No PDF manual found.

downloads.ctfassets.net/javen7msabdh/Y4lwjaW2ma8v33Kx2ZXCz/d55009139a27c6786e45675a034af6e2/Marshall-Monitor-III-ANC-All-Languages.pdf36Maker product pagemarshall.com/us/en/product/monitor-iii-ancRead 23 October 2026

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

0 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.

1year16Maker product pageapple.com/legal/warranty/products/accessory-warranty-english.htmlRead 6 October 2026US English: Apple One (1) Year Limited Warranty for Apple-branded or Beats-branded hardware from original retail purchase.

1year37Maker product pagemarshall.com/us/en/support/warrantyRead 23 October 2026US support default warranty one year from purchase. Online Marshall purchases receive an exclusive two-year term. Base field stores default term, separate from legal guarantees.

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