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Amazon Echo Dot (5th Gen) vs Marshall Acton III

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Product A: Amazon

Echo Dot (5th Gen)

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Product B: Marshall

Acton III

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Only differences

AAmazon Echo Dot (5th Gen)

BMarshall Acton III

General

6 of 8 differ

Series

Echo Dot1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Amazon sells the product as part of the Echo Dot line, with Echo Dot Max and Echo Dot with clock as separate models.

Not available

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

C2N6L43Maker product pagedigprjsurvey.amazon.com/csad/help/node/TR7RlV0WehGNoLYxKMRead 20 October 2026Amazon Safety and Compliance Information for the Echo Dot (5th Generation): model number C2N6L4. The with-clock model is C4E8S3 and is not this product.4Maker product pagedigprjsurvey.amazon.co.uk/csad/help/node/TR7RlV0WehGNoLYxKMRead 20 October 2026UK version of the compliance page: radio equipment type C2N6L4. It lists Bluetooth and Bluetooth Low Energy at 2402 to 2480 MHz and states no Bluetooth version.

1006008, 1006009, 1006078, 1008131, 1008174, 1006006, 1006007, 1006077, 1008184, 1008185, 1006004, 1006005, 1006075, 1008173, 1008130, 1009086, 1009088, 10090901Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Page data lists product ids per colour and region. US store: 1006008 Black, 1006009 Cream, 1006078 Brown, 1008131 Midnight Blue, 1008174 Burgundy. UK, IE and AE: 1006006 Black, 1006007 Cream, 1006077 Brown, 1008184 Burgundy, 1008185 Midnight Blue. NL and NT: 1006004 Black, 1006005 Cream, 1006075 Brown, and 1008173 Burgundy (tagged CN, NL and NT). CN: 1009086 Black, 1009088 Brown, 1009090 Cream. 1008130 Midnight Blue has no region tag. The ids differ by colour and market, most likely by mains plug. The speaker is the same.

GTIN / EAN

Not available

7340055385060, 7340055385091, 7340055387194, 7340055408219, 73400554087381Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026EAN in the page data of each US colour page: 1006008 is 7340055385060, 1006009 is 7340055385091, 1006078 is 7340055387194, 1008131 is 7340055408219 and 1008174 is 7340055408738. EANs of the other ids were not found.

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

28 September 20229Press releasepress.aboutamazon.com/news-releases/news-release-details/amazon-introduces-four-new-echo-devices-plus-upgrades-echoRead 20 October 2026BusinessWire dateline 28 September 2022 at Amazon's devices event. The page header shows 27 September.

9 June 20226Press articleengadget.com/marshall-home-speakers-acton-stockton-woburn-iii-lineup-wide-soundstage-hdmi-140038655.htmlRead 20 October 2026Article of 2022-06-09 reports the new Home Line III speakers. Pre-orders opened that day.

Status

Available1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Amazon US lists the Echo Dot (5th Gen, 2022 release) for sale with a buy box and over 200,000 ratings.

Available1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026US store sells all five colours at USD 299.99 with an Add to Bag button on 2026-10-20. The GB and DE stores also list them as orderable.

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.

Amazon Echo Dot Max17Reviewsoundguys.com/amazon-echo-dot-max-review-bigger-dot-better-hub-152545Read 20 October 2026SoundGuys review of the Echo Dot Max calls the Echo Dot (5th-gen) the predecessor to the Echo Dot Max. Amazon prices the Max higher and keeps selling the 5th Gen next to it.

Marshall Acton IV13Reviewtomsguide.com/audio/smart-speakers/marshall-acton-iv-reviewRead 23 October 2026Tom's Guide says the Marshall Acton IV succeeds the four-year-old Acton III.

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$49.999Press releasepress.aboutamazon.com/news-releases/news-release-details/amazon-introduces-four-new-echo-devices-plus-upgrades-echoRead 20 October 2026Echo Dot is $49.99 in Deep-Sea Blue, Charcoal and Glacier White. US prices exclude sales tax.

$2796Press articleengadget.com/marshall-home-speakers-acton-stockton-woburn-iii-lineup-wide-soundstage-hdmi-140038655.htmlRead 20 October 2026Article lists Acton III at USD 279. Tom's Guide and What Hi-Fi also give USD 279. US list prices exclude tax.

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.

€59.9912Reviewcomputerbase.de/2022-11/echo-dot-5-generation-uhr-testRead 20 October 2026Germany, includes VAT: Echo Dot (5th Gen) without clock 59.99 EUR list price, unchanged from the 4th generation. The with-clock model is 69.99 EUR. hifi.de gives the same list prices.13Reviewhifi.de/test/amazon-echo-dot-5-test-126121Read 20 October 2026Launch list price 59.99 EUR for the Echo Dot without clock.

€2697Press articlehifi.de/news/marshall-update-bluetooth-lautsprecher-100860Read 20 October 2026German article of 2022-06-10 lists Acton III at EUR 269 and orderable at once. The German maker store shows EUR 299 including VAT now, which is a later price.

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

US, GB, DE2Maker product pageamazon.co.uk/echo-dot-2022/dp/B09B8YWXDFRead 20 October 2026Amazon UK sells the 2022 Echo Dot. Amazon US and a German launch price confirm the other two markets.12Reviewcomputerbase.de/2022-11/echo-dot-5-generation-uhr-testRead 20 October 2026German launch list price and German review.

US, GB, DE, FR1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026US store page with USD price. The maker's GB store (GBP 259.99) and DE store (EUR 299) list the same product ids as orderable on 2026-10-20. LDLC sells it in France.10Retailer pageldlc.com/en/product/PB00503434.htmlRead 20 October 2026Sold in France.

ColoursiThe maker's own colour names

Charcoal, Deep Sea Blue, Glacier White1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Color selector: Charcoal, Deep Sea Blue, Glacier White.9Press releasepress.aboutamazon.com/news-releases/news-release-details/amazon-introduces-four-new-echo-devices-plus-upgrades-echoRead 20 October 2026Deep-Sea Blue, Charcoal and Glacier White. The product page spells it Deep Sea Blue.

Black, Cream, Brown, Midnight Blue, Burgundy1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Colorways: Black, Cream, Brown, Midnight Blue, Burgundy.

Speaker typeiHome covers speakers made to stay in one place, including smart speakers. A speaker with Wi-Fi or a voice assistant can be of any type.

Home1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026The page sells it for bedrooms, dining rooms and offices. It runs from a power adapter and has no battery, so it is a home speaker.

Home1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Page: Bluetooth home speaker, home line-up.

Audio

9 of 18 differ

Audio channelsiSound channels reproduced by one speaker. Pairing two speakers for stereo is separate.

Mono1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Technical Details: Playback Channels is Mono.

Stereo1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Stereo/mono: Stereo. Sound channels of one speaker.

Audio driversiPowered audio transducers in one speaker. Passive radiators are counted separately. Circular diameter and rectangular width and height have separate columns. Per-driver power must state continuous or RMS basis and battery or mains operation in the source note.

AAmazon Echo Dot (5th Gen)

Driver type	Count	Diameter (mm)
Full-range front-firing driver	1	44

Source2Maker product pageamazon.co.uk/echo-dot-2022/dp/B09B8YWXDFRead 20 October 2026Technical details: one 1.73 inch front-firing speaker. Amazon US lists a 1.6 inch full-range driver. The 44 mm figure (1.73 in) is confirmed by Expert Reviews, ComputerBase, hifi.de and a teardown. Per-driver power is not published.11Reviewexpertreviews.co.uk/technology/headphones-audio/amazon-echo-dot-5th-generation-reviewRead 20 October 2026Review: the speaker grew from 1.6 in to 1.73 in.12Reviewcomputerbase.de/2022-11/echo-dot-5-generation-uhr-testRead 20 October 2026Review of the with-clock model, which shares the speaker: one 44 mm full-range driver, up from 41 mm.13Reviewhifi.de/test/amazon-echo-dot-5-test-126121Read 20 October 2026Spec table: one 44 mm driver, up from 41 mm.14Reviewpocket-lint.com/smart-home/reviews/amazon/163268-amazon-echo-dot-5th-gen-reviewRead 20 October 2026Spec table: 1.73 inch (44 mm) driver. No 3.5 mm output.15Reviewbriandorey.com/post/echo-dot-5th-gen-smart-speaker-teardownRead 20 October 2026Teardown: 1.73 inch speaker, up from 1.6 inch.

BMarshall Acton III

Driver type	Count	Diameter (mm)
Woofer	1	101.6
Tweeter	2	19.05

Source9Reviewbeat.com.au/review-marshall-acton-iii-wireless-bluetooth-speakerRead 20 October 2026Review: two-way design with a 4-inch woofer and two 3/4-inch tweeters. Converted exactly to 101.6 mm and 19.05 mm. The maker page lists amplifier ratings only, one for the woofer and two for the tweeters, so the counts agree. No per-driver power is stored. The maker lists a bass-reflex cabinet, so no passive radiator is stored.10Retailer pageldlc.com/en/product/PB00503434.htmlRead 20 October 2026Retailer: 2 angled tweeters and 1 woofer.

Passive radiatorsiPassive, unpowered bass radiators. Excludes powered drivers.

Not available

Not available

Rated audio poweriMaker-published total rated continuous audio output. Battery power is used for portable speakers when mains and battery ratings differ. Peak marketing power is separate.

Not available

Not available

Rated audio power on mainsiTotal rated continuous audio output with external power. Store a separate battery rating when the maker publishes both.

Not available

Not available

Audio output power (unspecified rating)iMaker- or reviewer-published audio output power whose continuous or peak rating basis is not stated. This is separate from rated continuous output and explicitly published peak output.

Not available

60W9Reviewbeat.com.au/review-marshall-acton-iii-wireless-bluetooth-speakerRead 20 October 2026Review: 60 W. This equals the maker's amplifier ratings of 30 W for the woofer plus 2 x 15 W for the tweeters. No continuous, RMS or peak basis is stated by the maker. LDLC calls it 60 W RMS, a retailer wording that is not used.10Retailer pageldlc.com/en/product/PB00503434.htmlRead 20 October 2026Retailer: 60 W total, class D amplification 2 x 15 W for the tweeters and 30 W for the woofer.

Peak audio poweriExplicitly published peak audio output. Never substitute for rated continuous output.

Not available

Not available

Frequency response lower limit (claimed)iPublished acoustic frequency response limit. Tolerance and operating mode belong in the source note. The Bluetooth transmission range that some spec tables and retailers label Frequency Response, such as A2DP 20 to 20,000 Hz, is not stored.

62Hz1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Technical Details list Audio Bandwidth as 62 Hz to 19 kHz at volume 6. No tolerance is published. This is the speaker's acoustic bandwidth, not a Bluetooth range. Only the US page lists it. The same table gives a 1.6 inch driver, which conflicts with 1.73 inches on the UK page, so the table may carry older values.

45Hz1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Frequency range 45-20,000 Hz. Tolerance and mode are not stated.

Frequency response upper limit (claimed)iPublished acoustic frequency response limit. Tolerance and operating mode belong in the source note. The Bluetooth transmission range that some spec tables and retailers label Frequency Response, such as A2DP 20 to 20,000 Hz, is not stored.

19kHz1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Audio Bandwidth 62 Hz to 19 kHz at volume 6. See the lower limit note.

20kHz1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Frequency range 45-20,000 Hz. Tolerance and mode are not stated.

Signal-to-noise ratio (claimed)

Not available

Not available

Adjustable equalizeriUser-adjustable frequency bands. Selecting fixed sound presets alone does not qualify.

Yes8Reviewtrunetto.com/troubleshooting/smart-speakers/amazon/echo-dot-5th-gen-equalizer-settingsRead 20 October 2026Troubleshooting guide for this model: three-band equalizer with Bass, Midrange and Treble from -6 to +6. It lists no presets. This is a single third-party source and Amazon's own page does not name the model.

Yes1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Page: Adjustable bass and treble controls, and customise sound: yes, on speaker and in app. The maker FAQ says the EQ can be adjusted using the top controls on the speaker. Two tone knobs, no multiband EQ is documented.9Reviewbeat.com.au/review-marshall-acton-iii-wireless-bluetooth-speakerRead 20 October 2026Review: physical treble and bass knobs on the top panel give on-unit tone control, separate from the app.

Equalizer bandsiNumber of user-adjustable frequency bands. Do not count sound presets.

37Maker product pagedigprjsurvey.amazon.com/csad/help/node/G47S426T49K2S75URead 20 October 2026Control Bass, Treble, and Midrange in the Alexa App: three adjustable controls in Devices, device settings, Sound, Equalizer. The page says some devices may not offer the equalizer and does not name the Echo Dot (5th Gen), so model support rests on the Trunetto page below.8Reviewtrunetto.com/troubleshooting/smart-speakers/amazon/echo-dot-5th-gen-equalizer-settingsRead 20 October 2026Three bands: Bass, Midrange, Treble.

21Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Two user-adjustable bands, the bass control knob and the treble control knob. Dynamic Loudness is automatic and is not counted.

Automatic sound adjustmentiAdjusts audio to placement or playback conditions. Keep the named feature and conditions in the source note.

Not available

Yes1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Built-in Dynamic Loudness adjusts the tonal balance as the volume changes, so it is automatic. The FAQ also names Placement Correction in the Marshall app, which the user sets. Digit reports it is a questionnaire in the app and not automatic. Only Dynamic Loudness is automatic.

Sound modesiNamed playback modes. Battery extension modes are also qualified in battery source notes.

Not available

Not available

Wireless stereo pairingiTwo compatible speakers can play separate left and right channels.

Yes1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Feature bullets: play music across rooms with compatible Echo devices. The stereo pair rules are on the Amazon help page below.5Maker product pagedigprjsurvey.amazon.com/csad/help/node/GZRS8FRPWWFPPZ63Read 20 October 2026Compatible Echo Devices for Stereo Pairs: the Echo Dot (5th Generation) pairs with another Echo Dot (5th Generation), the with-clock version, the Echo Dot (4th Generation) and its clock version, or an Echo Sub. Stereo pairing runs over Wi-Fi.13Reviewhifi.de/test/amazon-echo-dot-5-test-126121Read 20 October 2026Spec table: stereo pairing yes, compatible with the Echo Dot 4.

No1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026FAQ: this speaker is a stand-alone and cannot be used in pairs or multiple groups.2Maker product pagemarshall.com/us/en/support/speakers/support-for-acton-iiiRead 20 October 2026FAQ: this speaker is a stand-alone and cannot be used in pairs or multiple groups.11Reviewdigit.in/reviews/marshall-acton-iii-review-the-definition-of-luxury-listening-experience.htmlRead 20 October 2026Review: the speaker lacks daisy-chaining for a wireless stereo setup.12Spec databasesoundguys.com/product/marshall-acton-iiiRead 20 October 2026Spec table: stereo pairing No and multi speaker chain No.

Speaker link protocolsiNamed systems for linking compatible speakers, such as PartyBoost, Auracast or Party Connect. Linking support does not establish compatibility across all models.

Alexa Multi-Room Music1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Feature bullets describe multi-room music across compatible Echo devices. No maximum group size is published on the product page.6Maker product pagedigprjsurvey.amazon.com/csad/help/node/GZ5U38E9GGBBWEM8Read 20 October 2026Play Music on All Your Echo Devices: multi-room music groups are set up in the Alexa app under Combine Speakers. Alexa creates an Everywhere group automatically. The page states no maximum number of devices.

Not available

Max linked speakersiPublished maximum in a speaker group. A stereo pair is recorded separately. A figure such as 100+ is stored as 100.

Not available

Not available

Max Bluetooth group speakersiPublished maximum speakers in one Bluetooth playback group, including the first speaker. Source notes name the compatible models or families, linking system and firmware requirements. Wi-Fi groups and concurrent Bluetooth source devices are excluded. A stereo pair alone does not establish the maximum when other Bluetooth linking systems are supported. A figure such as 100+ is stored as 100.

Not available

Not available

Connectivity

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Bluetooth audio playbackiPlays audio streamed over Bluetooth from a phone or other source. Bluetooth used only for setup or app control does not count.

Yes1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026

Yes11Reviewdigit.in/reviews/marshall-acton-iii-review-the-definition-of-luxury-listening-experience.htmlRead 20 October 2026

Bluetooth versioniVersion of the Bluetooth radio. Some Wi-Fi speakers use Bluetooth only for setup. See Bluetooth audio playback.

5.013Reviewhifi.de/test/amazon-echo-dot-5-test-126121Read 20 October 2026Spec table: Bluetooth 5.0. Neither Amazon page states a version, and a GearBrain catalog entry lists Bluetooth 4.0 LE, so this is a single secondary source. Codecs are not published.

5.21Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Wireless connectivity: Bluetooth 5.2.

Bluetooth codecsiExplicitly supported receive codecs. Bluetooth version alone does not establish codecs.

Not available

SBC11Reviewdigit.in/reviews/marshall-acton-iii-review-the-definition-of-luxury-listening-experience.htmlRead 20 October 2026Review of 2023-11-01: the speaker comes with only the SBC codec, with no aptX or LDAC. The maker does not publish codecs. Some listings claim aptX. They do not name a source for it, so they are not used.

Bluetooth profiles

A2DP, AVRCP1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Bluetooth connectivity row: A2DP for streaming audio from a phone to the Echo Dot or from the Echo Dot to a Bluetooth speaker, and AVRCP for voice control of connected phones.

Not available

Bluetooth LE AudioiExplicit LE Audio support. Bluetooth LE for app control alone does not qualify.

Not available

Not available

AuracastiExplicit Auracast support. Sending, receiving and speaker-group roles belong in source notes.

Not available

Not available

MultipointiConcurrent Bluetooth source connections. Pairing memory and speaker-to-speaker linking do not qualify.

Not available

Yes3Owner's manualassets.ctfassets.net/javen7msabdh/rk9IngkjyhsC6mtEdeV8o/dcf160d14cddc030bc37534e1daf78e5/Marshall-Acton-III-User-Manual_EN.pdfRead 20 October 2026Bluetooth pairing: Acton III can be connected to two Bluetooth devices at the same time. If a connected device is playing, a second connected device cannot start playing until the first is paused.

Multipoint source devicesiMaximum concurrently connected Bluetooth source devices, not remembered pairings.

Not available

23Owner's manualassets.ctfassets.net/javen7msabdh/rk9IngkjyhsC6mtEdeV8o/dcf160d14cddc030bc37534e1daf78e5/Marshall-Acton-III-User-Manual_EN.pdfRead 20 October 2026Two Bluetooth devices at the same time.

Bluetooth range (claimed)iMaker-claimed Bluetooth range to the source device. Test conditions belong in the source note.

Not available

10m1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Bluetooth range 10 m / 30 ft.

Wi-FiiBuilt-in Wi-Fi, for audio streaming, setup or control.

Yes1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Wifi connectivity row: dual-band Wi-Fi on 2.4 and 5 GHz. Ad-hoc and peer-to-peer networks are not supported.

No1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026WI-FI: No.12Spec databasesoundguys.com/product/marshall-acton-iiiRead 20 October 2026Spec table lists Bluetooth and 3.5 mm AUX as connection types, no Wi-Fi.

Wi-Fi standardsiOne 802.11 name per item, such as 802.11ax. A Wi-Fi generation is written as its standard, so Wi-Fi 5 is 802.11ac and Wi-Fi 6 is 802.11ax. Older standards are listed only when a source names them.

802.11a, 802.11b, 802.11g, 802.11n, 802.11ac1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Wifi connectivity row: 802.11a/b/g/n/ac. Wi-Fi 6 is not listed.3Maker product pagedigprjsurvey.amazon.com/csad/help/node/TR7RlV0WehGNoLYxKMRead 20 October 2026Dual Band Wi-Fi (2.4 and 5 GHz) 802.11a/b/g/n/ac.12Reviewcomputerbase.de/2022-11/echo-dot-5-generation-uhr-testRead 20 October 2026Dual-band Wi-Fi 5, 802.11a/b/g/n/ac. No Wi-Fi 6.

Not available

Network audio protocolsiNamed systems that stream audio to the speaker over the home network. AirPlay is written as AirPlay 2. Chromecast built-in is written as Google Cast. Other names follow the maker, such as Spotify Connect.

Spotify Connect16Reviewtaenk.dk/test/bluetooth-hoejtalere/amazon-echo-dot-5th-genRead 20 October 2026Public spec rows of the test page, firmware 8.289.070.468: Spotify Connect yes, Wi-Fi yes, Bluetooth yes, assistant Alexa. The measured results on that page are behind a members login and are not used.

Not available

USB audio inputiPlayback from a connected computer or phone through USB. Charging, service ports and USB flash-drive playback do not qualify.

No15Reviewbriandorey.com/post/echo-dot-5th-gen-smart-speaker-teardownRead 20 October 2026Teardown: the only rear connector is the power input socket. There is no USB port for audio. The debug header is inside the base.

Not available

USB drive playbackiPlayback of audio files on a connected USB storage device.

Not available

Not available

USB audio file formats

Not available

Not available

PortsiPhysical speaker connectors. Record charging, audio input, power output and service roles separately. A shared microphone and guitar jack is one port. A combo jack that takes XLR and 6.35 mm plugs is 6.35 mm audio, and the role names XLR. Optical is a TOSLINK digital audio socket.

AAmazon Echo Dot (5th Gen)

Connector	Count	Role
DC power	1	Power input for the included 15 W adapter (12 V DC, 1.25 A)

Source3Maker product pagedigprjsurvey.amazon.com/csad/help/node/TR7RlV0WehGNoLYxKMRead 20 October 2026Lists one DC input port. Power adapter output 12.0 V DC, 1.25 A, 15.0 W. Input 100 to 240 V AC, 50/60 Hz, 0.5 A.15Reviewbriandorey.com/post/echo-dot-5th-gen-smart-speaker-teardownRead 20 October 2026Teardown: the only rear connector is the power input socket. The 3.5 mm audio output of the 4th generation was removed. A debug header under the base foot is not a user port.

BMarshall Acton III

Connector	Count	Role
3.5 mm audio	1	AUX audio input on the top panel
AC power	1	Mains power input, 100 to 240 V, 50 to 60 Hz

Source1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Wired connectivity: 3.5 mm input. The product details and manual show the 3.5 mm input on the top panel and a power input. Mains input voltage 100-240 V and mains frequency 50-60 Hz. The FAQ says Acton has no RCA input.3Owner's manualassets.ctfassets.net/javen7msabdh/rk9IngkjyhsC6mtEdeV8o/dcf160d14cddc030bc37534e1daf78e5/Marshall-Acton-III-User-Manual_EN.pdfRead 20 October 2026Device layout: 3.5 mm input on top, source selection, power input with the included mains lead.

Controls and software

6 of 8 differ

SpeakerphoneiBuilt-in microphone and call support, through a connected phone or a voice assistant's calling. A microphone used only for voice commands does not count. Microphone inputs for karaoke are separate.

Yes1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Amazon's own press release says a tap on the top can end a call. Calls run through Alexa over Wi-Fi, not through a phone over Bluetooth. The Echo Dot has built-in microphones, which the compliance page and teardown show.9Press releasepress.aboutamazon.com/news-releases/news-release-details/amazon-introduces-four-new-echo-devices-plus-upgrades-echoRead 20 October 2026Tap the top of the device to pause and resume music, dismiss timers or end a call.

No1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Microphone system: No.12Spec databasesoundguys.com/product/marshall-acton-iiiRead 20 October 2026Spec table: speakerphone No.

Voice assistantsiVoice assistants explicitly usable through the speaker, such as Amazon Alexa, Google Assistant, Siri or Sonos Voice Control. State whether a connected phone is required.

Amazon Alexa, Alexa+1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Alexa is built in and answers without a phone. The page says Designed for Alexa+ and that Alexa speaks English and Spanish. PCWorld says the Echo Dot supports Alexa+ just like the Echo Dot Max does. Alexa+ availability depends on country and account.18Reviewpcworld.com/article/3032857/amazon-echo-dot-max-review.htmlRead 20 October 2026Review of the Echo Dot Max: the Echo Dot supports Alexa+ just like the Dot Max does, and it also doubles as an eero mesh extender.

Not available

Controls

Volume up button, Volume down button, Action button, Microphone off button, Tap on top to pause and resume music, snooze alarms, dismiss timers and end calls9Press releasepress.aboutamazon.com/news-releases/news-release-details/amazon-introduces-four-new-echo-devices-plus-upgrades-echoRead 20 October 2026Tap the top of the device to pause and resume music, dismiss timers or end a call.11Reviewexpertreviews.co.uk/technology/headphones-audio/amazon-echo-dot-5th-generation-reviewRead 20 October 2026Four buttons on top: two volume, microphone mute and a button that makes Alexa listen. The 3.5 mm line in and out jack was removed.12Reviewcomputerbase.de/2022-11/echo-dot-5-generation-uhr-testRead 20 October 2026Four buttons: action, volume up, volume down, microphone off, and a light ring.

Source button, Volume knob, Bass knob, Treble knob, Play/pause button, Skip backward and forward control, Power switch1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Top panel controls: source button, volume control knob, bass control knob, treble control knob, play/pause button, skip backward/forward control knob, power switch.3Owner's manualassets.ctfassets.net/javen7msabdh/rk9IngkjyhsC6mtEdeV8o/dcf160d14cddc030bc37534e1daf78e5/Marshall-Acton-III-User-Manual_EN.pdfRead 20 October 2026Device layout: source button, audio controls for volume, bass and treble, media control (push to play or pause, push right or left to skip), power switch.

Companion app

Amazon Alexa1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026System requirements: works with the Alexa app.

Marshall Bluetooth1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Compatible apps: Marshall Bluetooth app (iOS and Android).3Owner's manualassets.ctfassets.net/javen7msabdh/rk9IngkjyhsC6mtEdeV8o/dcf160d14cddc030bc37534e1daf78e5/Marshall-Acton-III-User-Manual_EN.pdfRead 20 October 2026Marshall Bluetooth app named for setup and updates.

App platforms

iOS, Android, Fire OS1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026System requirements: the Alexa app supports Fire OS, Android, iOS and web browsers. The web browser is not an app and is not stored.

iOS, Android1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Compatible apps: Marshall Bluetooth app (iOS and Android).

User firmware updates

Not available

Yes1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026OTA (over-the-air) software updates: Yes, through the Marshall Bluetooth app.2Maker product pagemarshall.com/us/en/support/speakers/support-for-acton-iiiRead 20 October 2026Latest firmware version: ensure the firmware is up to date by connecting the product to the Marshall Bluetooth app.3Owner's manualassets.ctfassets.net/javen7msabdh/rk9IngkjyhsC6mtEdeV8o/dcf160d14cddc030bc37534e1daf78e5/Marshall-Acton-III-User-Manual_EN.pdfRead 20 October 2026Troubleshooting: connect to the Marshall Bluetooth app and follow the in-app instructions to get the latest firmware.

Built-in lightingiDecorative or ambient lighting. Status, battery, connection and microphone indicator LEDs alone do not qualify.

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Lighting modes

Not available

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Smart home

None of 3 known

Matter controlleriCan add and control Matter devices. Being a Matter device alone does not count.

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Thread border routeriConnects Thread smart home devices to the home network.

Not available

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Zigbee hubiA built-in Zigbee radio that controls Zigbee smart home devices.

Not available

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Battery and charging

0 of 17 differ

Built-in battery

No15Reviewbriandorey.com/post/echo-dot-5th-gen-smart-speaker-teardownRead 20 October 2026Teardown: no battery, the device is mains powered.

No1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Power section lists mains input only. The box holds a mains lead and no battery or charger is named. Digit and SoundGuys state it is mains powered.11Reviewdigit.in/reviews/marshall-acton-iii-review-the-definition-of-luxury-listening-experience.htmlRead 20 October 2026Review: powered off the wall and has no battery.12Spec databasesoundguys.com/product/marshall-acton-iiiRead 20 October 2026Spec table: power source AC mains.

Playback time (claimed)iMaximum maker-claimed music playback on one charge in normal playback mode. Battery extension or reduced-bass boost modes belong in battery_life_boost_h. Record volume and lighting conditions in the source note.

Not available

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Playback with battery extension (claimed)iTotal claimed runtime with the named battery extension mode enabled. Store the total, not only the extra hours. Keep sound and lighting restrictions in the source note.

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Battery energyiPublished battery pack energy. Do not calculate from an assumed voltage.

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Battery capacityiPublished pack capacity at the voltage in battery_voltage_v. Do not substitute power-bank output capacity. A figure written per cell, such as 5000mAh*2, is not a pack capacity unless the maker states the pack figure.

Not available

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Nominal battery voltage

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Battery chemistry

Not available

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User-replaceable batteryiBattery that the maker documents as replaceable by the user. Service replacement does not qualify.

Not available

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Full charge timeiTime from discharged to full under the maker conditions. Adapter rating and simultaneous use belong in source notes.

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Quick charge duration

Not available

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Playback after quick chargeiClaimed music playback after quick_charge_min of charging. Source conditions apply.

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Charging input ratingiPublished speaker input voltage and current. An adapter rating alone does not establish device input.

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Max charging inputiPublished maximum charging input. USB audio power requirements and adapter output are separate.

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USB Power Delivery charging

Not available

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Charges other devices

Not available

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Max power-bank outputiPublished power delivered by the speaker to another device. Output voltage and current belong in the source note.

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Wireless chargingiThe speaker battery can be charged wirelessly. Wireless power output to another device is separate.

Not available

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Durability

None of 5 known

Dust and water ratingiExact published IP rating. Keep separate ratings, such as IP68 and IP69, as separate entries.

Not available

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Floats

Not available

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Drop resistanceiExplicit maker claim or defined drop test. Do not infer from rugged wording.

Not available

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Drop test heightiMaker-published tested height. Surface and conditions belong in source notes.

Not available

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Carry featuresiPublished handles, straps, carabiners or wheels.

Not available

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Measured

None of 6 known

Playback time (measured)iReviewer-measured playback per charge. Volume, lighting, sound mode, firmware and connection belong in the source note.

Not available

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Max sound pressure (measured)iReviewer-measured maximum SPL. Distance, test method and power source belong in source notes.

Not available

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Low-frequency extension (measured)iReviewer-measured low-frequency limit. Threshold and test method belong in source notes.

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High-frequency extension (measured)iReviewer-measured high-frequency limit. Threshold and test method belong in source notes.

Not available

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Audio latency (measured)iReviewer-measured source-to-speaker latency. Source device, app, codec, firmware and connection belong in source notes. App compensation may affect results.

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Full charge time (measured)iReviewer-measured time from empty to full. Power adapter and method belong in the source note.

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Dimensions and weight

3 of 3 differ

DimensionsiSpeaker body width, height and depth on explicitly identified axes. Unlabeled tuples do not establish axis meanings. Handle, strap and orientation conditions belong in the source note.

Width100Height89Depth100mm(3.9 × 3.5 × 3.9 in)1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Size row: 3.9 x 3.9 x 3.5 in (100 mm x 100 mm x 89 mm). The compare table labels it 3.9 in W x 3.9 in D x 3.5 in H, so height is 89 mm. The page also gives 10.7 oz (304 g), which conflicts with the UK page and is not stored.2Maker product pageamazon.co.uk/echo-dot-2022/dp/B09B8YWXDFRead 20 October 2026Technical details: 100 x 100 x 89 mm, which matches the US page.11Reviewexpertreviews.co.uk/technology/headphones-audio/amazon-echo-dot-5th-generation-reviewRead 20 October 2026Review: 100 x 100 x 89 mm, same as the 2020 model.13Reviewhifi.de/test/amazon-echo-dot-5-test-126121Read 20 October 2026Spec table: 100 x 100 x 89 mm.

Width260Height170Depth150mm(10.2 × 6.7 × 5.9 in)1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026The product details block prints 260 x 170 x 150 mm. The hardware table labels the same numbers as width 170, height 150 and depth 260 mm. The printed order is stored, as for Acton IV. LDLC labels width 260, height 170 and depth 150. This is a conflict in the maker page.10Retailer pageldlc.com/en/product/PB00503434.htmlRead 20 October 2026Retailer spec labels width 260 mm, height 170 mm and depth 150 mm, with weight 2.85 kg. Manufacturer reference ACTON3BTBK.

WeightiSpeaker mass including its battery. Excludes packaging, charger and removable carry accessories unless the source states otherwise.

340g(12 oz)2Maker product pageamazon.co.uk/echo-dot-2022/dp/B09B8YWXDFRead 20 October 2026Technical details: 340 g, and actual weight may vary by manufacturing process. Amazon US states 10.7 oz (304 g). Expert Reviews, Pocket-lint and hifi.de all give 340 g, so 340 g is stored.11Reviewexpertreviews.co.uk/technology/headphones-audio/amazon-echo-dot-5th-generation-reviewRead 20 October 2026Review: 340 g, against 328 g for the 2020 model.13Reviewhifi.de/test/amazon-echo-dot-5-test-126121Read 20 October 2026Spec table: 340 g.14Reviewpocket-lint.com/smart-home/reviews/amazon/163268-amazon-echo-dot-5th-gen-reviewRead 20 October 2026Spec table: 340 g, 100 x 100 x 89 mm.

2,850g(6.3 lb)1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Weight 2.85 kg / 6.28 lb.

Body materials

Recycled post-consumer fabric9Press releasepress.aboutamazon.com/news-releases/news-release-details/amazon-introduces-four-new-echo-devices-plus-upgrades-echoRead 20 October 2026The new Echo Dot is built with 100% post-consumer recycled fabric. The UK release says 95%, so no percentage is stored.10Press releasepress.aboutamazon.com/uk/2022/9/amazon-introduces-three-new-echo-devices-plus-upgrades-to-echo-studio-audioRead 20 October 2026UK release cites 95% post-consumer recycled fabric. The US release cites 100%.

Leather-like material1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026FAQ: all Marshall products are vegan-friendly and only leather-like material is used. The maker does not name the material further.

Certifications

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FCC IDs

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Other certifications

Climate Pledge Friendly, Carbon Trust certified9Press releasepress.aboutamazon.com/news-releases/news-release-details/amazon-introduces-four-new-echo-devices-plus-upgrades-echoRead 20 October 2026The new Echo Dot is Carbon Trust certified. All new devices carry the Climate Pledge Friendly badge.

Not available

In the box

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In the box

Echo Dot, Power adapter (15 W), Quick start guide1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026Technical Details, Included in the box: Echo Dot, power adapter (15 W) and Quick Start Guide.12Reviewcomputerbase.de/2022-11/echo-dot-5-generation-uhr-testRead 20 October 2026A 15 W power adapter is included.

Acton III speaker, User manual and legal and safety information, Mains lead1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Box contents: Acton III speaker, user manual and legal and safety information, mains lead.

Links

Not compared

Product page

www.amazon.com/dp/B09B8V1LZ31Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026

www.marshall.com/us/en/product/acton-iii1Maker product pagemarshall.com/us/en/product/acton-iiiRead 20 October 2026Maker's US product page, Black colour selected (pid 1006008).

Spec sheet

Not available

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Manual

Not available

assets.ctfassets.net/javen7msabdh/rk9IngkjyhsC6mtEdeV8o/dcf160d14cddc030bc37534e1daf78e5/Marshall-Acton-III-User-Manual_EN.pdf2Maker product pagemarshall.com/us/en/support/speakers/support-for-acton-iiiRead 20 October 2026Documents section links the full online manual.3Owner's manualassets.ctfassets.net/javen7msabdh/rk9IngkjyhsC6mtEdeV8o/dcf160d14cddc030bc37534e1daf78e5/Marshall-Acton-III-User-Manual_EN.pdfRead 20 October 2026Full online manual, English first, many languages in one PDF.

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.

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Warranty

1 of 1 differ

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

0.25years1Maker product pageamazon.com/dp/B09B8V1LZ3Read 20 October 2026US page: 90-day limited warranty and service. Stored as 0.25 years. Optional 1, 2 and 3-year extended warranties are sold separately. The Amazon UK page states a one-year limited warranty.

2years4Maker product pagemarshall.com/us/en/policies/warrantyRead 20 October 2026US market. Marshall's policy gives a two-year limited warranty on speakers bought from marshall.com or a Marshall authorized dealer in the United States, counted from purchase or delivery. The support page says one year for all products and an exclusive two years for marshall.com purchases. So two years is certain only for marshall.com purchases.5Maker product pagemarshall.com/us/en/support/warrantyRead 20 October 2026Support page: all products carry a 1-year warranty, and an exclusive 2-year warranty applies to speakers bought online at marshall.com.

Both are also in the API. Back to all wireless speakers.