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

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Product A: Amazon

Echo Dot (5th Gen)

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Product B: Marshall

Acton IV

43 of 96 known

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Only differences

AAmazon Echo Dot (5th Gen)

BMarshall Acton IV

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.

1009789, 1009794, 1009292, 1009301, 1009851, 10098521Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Colour selector product ids 1009789 Black and 1009794 Cream, read from the page data. The German store lists 1009292 and 1009851 for Black and 1009301 and 1009852 for Cream. John Lewis sells 1009851. Which ids differ by plug or region is not stated.2Maker product pagemarshall.com/de/de/product/acton-ivRead 14 October 2026German store page data lists variants ACTON IV BLACK 1009851 and 1009292, ACTON IV CREAM 1009852 and 1009301, all priced at EUR 299.12Retailer pagejohnlewis.com/marshall-acton-iv-bluetooth-speaker/black/p115377409Read 14 October 2026UK retailer lists manufacturer part number 1009851 for the Black model.

GTIN / EAN

Not available

7340055423533, 73400554236321Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026EAN in the US page data: 1009789 is 7340055423533 and 1009794 is 7340055423632. 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.

7 July 20265Press releasegroup.marshall.com/2026/07/07/marshall-unveils-next-generation-acton-iv-and-stanmore-iv-speakers-for-the-homeRead 14 October 2026Launch release dated 7 July 2026.6Press articlesoundguys.com/marshall-acton-iv-and-stanmore-iv-launch-159646Read 14 October 2026Published 2026-07-07, 8:00 AM ET.

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-ivRead 14 October 2026Listed on the maker store. The US store showed Sold Out with a Notify Me button on 2026-10-14. The German store and John Lewis take orders.2Maker product pagemarshall.com/de/de/product/acton-ivRead 14 October 2026Orderable on the German store.

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

Not available

Marshall Acton III11Reviewtomsguide.com/audio/smart-speakers/marshall-acton-iv-reviewRead 14 October 2026Tom's Guide says the Marshall Acton IV succeeds the four-year-old Acton III.

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.

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.

$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.

$299.996Press articlesoundguys.com/marshall-acton-iv-and-stanmore-iv-launch-159646Read 14 October 2026Launch article of 2026-07-07: Acton IV USD 299.99. TechRadar gives USD 299.99 and Tom's Guide USD 299. The US store later shows USD 329.99 and MusicTech reports that figure, so the store price changed or one outlet differs. The launch price is stored. Tax is not included in US list prices.9Reviewtechradar.com/audio/wireless-bluetooth-speakers/marshall-acton-iv-reviewRead 14 October 2026Price and release date: USD 299.99 / GBP 259.99 / AU$499, first released July 2026.

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.

€2997Press articlehifi.blog/marshall-acton-iv-and-stanmore-iv-more-room-more-bass-more-marshallRead 14 October 2026Article of 2026-07-08 lists Acton IV at EUR 299. Stereonet of 2026-07-09 also gives EUR 299. The German maker store shows EUR 299 including VAT.

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, DE, FR, GB1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026US store page with USD price.2Maker product pagemarshall.com/de/de/product/acton-ivRead 14 October 2026German store sells it.12Retailer pagejohnlewis.com/marshall-acton-iv-bluetooth-speaker/black/p115377409Read 14 October 2026Sold in the UK at GBP 259.99.13Retailer pageldlc.com/en/product/PB00747535.htmlRead 14 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, Cream1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Colorways: Black, Cream.

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-ivRead 14 October 2026Page: Bluetooth home speaker.

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-ivRead 14 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 IV

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

Source1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026One 4 inches woofer and two 0.75 inch tweeters with waveguides. Converted exactly to 101.6 mm and 19.05 mm. The page lists amplifier ratings only, so no per-driver power is stored. Bass-reflex cabinet, so no passive radiator.

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

110W8Press articlesoyacincau.com/2026/08/17/marshall-acton-iv-and-stanmore-iv-speakers-launched-in-malaysia-priced-from-rm1699Read 14 October 2026Launch article: the Acton IV operates on a total power output of 110 W Class D amplification. This equals the maker's amplifier ratings of 60 W plus 2 x 25 W. No continuous, RMS or peak basis is stated, so it goes in the unspecified-rating field. LDLC lists 85 W RMS, which is not the sum of the maker's ratings and is not used.

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.

37Hz1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Frequency range 37-38,000 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.

38kHz1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Frequency range 37-38,000 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.

Yes9Reviewtechradar.com/audio/wireless-bluetooth-speakers/marshall-acton-iv-reviewRead 14 October 2026The Marshall app has a five-band equalizer with three presets of your liking. The M button cycles them.10Reviewheadphonecheck.com/test/marshall-acton-ivRead 14 October 2026App: five presets plus a 5-band EQ with three memory slots.

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.

59Reviewtechradar.com/audio/wireless-bluetooth-speakers/marshall-acton-iv-reviewRead 14 October 2026Five-band equalizer in the Marshall app.10Reviewheadphonecheck.com/test/marshall-acton-ivRead 14 October 20265-band EQ. The review prints the dimensions as 171 x 150 x 260 mm labelled width, height and depth, copied from the maker page. That order is not used.

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

Not available

Yes9Reviewtechradar.com/audio/wireless-bluetooth-speakers/marshall-acton-iv-reviewRead 14 October 2026The app has a placement compensation tool that optimizes the audio for the speaker's position. The maker page calls it placement compensation and room calibration. Dynamic Loudness is a separate loudness balance feature.

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.

Not available

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.

Auracast1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Multi-speaker connectivity through Auracast broadcasts. Marshall Heddon, sold separately, is the broadcaster for older Marshall speakers and for Acton IV.11Reviewtomsguide.com/audio/smart-speakers/marshall-acton-iv-reviewRead 14 October 2026Auracast-enabled and connects to its Homeline IV sibling. Multi-speaker connectivity is listed as unlimited with the Heddon hub. No numeric maximum is stored.

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

13 of 16 differ

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

Yes1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 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.

5.31Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Wireless connectivity: Bluetooth 5.3.

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

Not available

SBC, AAC, LDAC, LC31Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Codecs: SBC, AAC (MPEG-2), LDAC, LC3. Receive codecs.

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

Yes3Owner's manualassets.ctfassets.net/javen7msabdh/2q5fFgyvxRLfv92NLj86Jz/0a4d833ac4fa00292ac253d488d5b7b9/Marshall_Acton_IV_OLM_260414_R1_2.pdfRead 14 October 2026The factory reset steps name a second Bluetooth entry, ACTON IV [LE], which is the LE Audio device. HeadphoneCheck's Acton IV review also mentions LE Audio.10Reviewheadphonecheck.com/test/marshall-acton-ivRead 14 October 2026Review text mentions LE Audio, and LC3 is in the codec list. Notebookcheck also says both speakers support LE Audio.

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

Not available

Yes1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Wireless connectivity lists Auracast. FAQ: Acton IV is an Auracast receiver and joins a broadcast from a Marshall broadcaster such as Heddon, or from phones with the Listen to Broadcast feature in the Marshall app. It does not state a broadcaster role.4Maker product pagemarshall.com/us/en/support/speakers/support-for-acton-ivRead 14 October 2026Acton IV is an Auracast receiver and can be added to a multi-speaker setup using a Marshall broadcaster such as Heddon.

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

Not available

Yes1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Bluetooth Multipoint Connectivity: Yes.

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

Not available

23Owner's manualassets.ctfassets.net/javen7msabdh/2q5fFgyvxRLfv92NLj86Jz/0a4d833ac4fa00292ac253d488d5b7b9/Marshall_Acton_IV_OLM_260414_R1_2.pdfRead 14 October 2026Pairing with a Bluetooth device: can connect to 2 Bluetooth devices at a time and remembers up to 8 previously paired devices.

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-ivRead 14 October 2026Bluetooth range 10 m / 32.8 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.

No9Reviewtechradar.com/audio/wireless-bluetooth-speakers/marshall-acton-iv-reviewRead 14 October 2026Review states there is no Wi-Fi connectivity.11Reviewtomsguide.com/audio/smart-speakers/marshall-acton-iv-reviewRead 14 October 2026Review: Acton IV has no Wi-Fi streaming and no voice assistant support.

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 IV

Connector	Count	Role
3.5 mm audio	1	AUX audio input on the top panel
RCA	1	Stereo RCA audio input pair on the bottom panel, preamp required for turntables
AC power	1	Mains power input, 100 to 240 V

Source1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Wired connectivity lists AUX 3.5 mm. The features text and FAQ add the RCA input, and the manual shows both. Mains input voltage 100-240 V.3Owner's manualassets.ctfassets.net/javen7msabdh/2q5fFgyvxRLfv92NLj86Jz/0a4d833ac4fa00292ac253d488d5b7b9/Marshall_Acton_IV_OLM_260414_R1_2.pdfRead 14 October 2026Top panel AUX 3.5 mm audio input. Bottom panel stereo RCA inputs, with an RIAA preamp for turntables, and the mains power input.

Controls and software

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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-ivRead 14 October 2026Microphone system: 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.

Bass knob, Treble knob, Volume knob, Power switch, Media jog for play, pause and track change over Bluetooth, Customisable M-button, Source button1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Top panel controls: bass, treble, volume, power switch, media jog, M-button, source button.3Owner's manualassets.ctfassets.net/javen7msabdh/2q5fFgyvxRLfv92NLj86Jz/0a4d833ac4fa00292ac253d488d5b7b9/Marshall_Acton_IV_OLM_260414_R1_2.pdfRead 14 October 2026Top panel: AUX input, source selector, audio controls for volume, bass and treble, M-button, media control, power switch.

Companion app

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

Marshall1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Compatible apps: Marshall app.

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, Android3Owner's manualassets.ctfassets.net/javen7msabdh/2q5fFgyvxRLfv92NLj86Jz/0a4d833ac4fa00292ac253d488d5b7b9/Marshall_Acton_IV_OLM_260414_R1_2.pdfRead 14 October 2026Closing page offers the Marshall app on Google Play and the App Store.

User firmware updates

Not available

Yes3Owner's manualassets.ctfassets.net/javen7msabdh/2q5fFgyvxRLfv92NLj86Jz/0a4d833ac4fa00292ac253d488d5b7b9/Marshall_Acton_IV_OLM_260414_R1_2.pdfRead 14 October 2026Troubleshooting: connect to the Marshall app and follow the in-app instructions to get the latest firmware.4Maker product pagemarshall.com/us/en/support/speakers/support-for-acton-ivRead 14 October 2026Ensure the firmware is up to date by connecting the product to the Marshall app.

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

Not available

Not available

Lighting modes

Not available

Not available

Smart home

None of 3 known

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

Not available

Not available

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

Not available

Not available

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

Not available

Not available

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.

No9Reviewtechradar.com/audio/wireless-bluetooth-speakers/marshall-acton-iv-reviewRead 14 October 2026Designed for home use and needs the mains. It has no rechargeable battery.11Reviewtomsguide.com/audio/smart-speakers/marshall-acton-iv-reviewRead 14 October 2026Spec table: Battery life: Mains-powered.

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

Not available

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.

Not available

Not available

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

Not available

Not available

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

Not available

Nominal battery voltage

Not available

Not available

Battery chemistry

Not available

Not available

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

Not available

Not available

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

Not available

Not available

Quick charge duration

Not available

Not available

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

Not available

Not available

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

Not available

Not available

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

Not available

Not available

USB Power Delivery charging

Not available

Not available

Charges other devices

Not available

Not available

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

Not available

Not available

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

Not available

Not available

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

Not available

Floats

Not available

Not available

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

Not available

Not available

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

Not available

Not available

Carry featuresiPublished handles, straps, carabiners or wheels.

Not available

Not available

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

Not available

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

Not available

Not available

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

Not available

Not available

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

Not available

Not available

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.

Not available

Not available

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

Not available

Not available

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.

Width260Height171Depth150mm(10.2 × 6.7 × 5.9 in)1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026The product details block prints 260 x 171 x 150 mm. The hardware table labels the same numbers as width 171, height 150 and depth 260 mm, in the German and UK pages too. That order does not match the maker's own Stanmore IV table, where width, height and depth follow the printed order. LDLC labels width 260, height 171 and depth 150, and TechRadar prints 260 x 171 x 150 mm. The printed order is stored. This is a conflict in the maker page.9Reviewtechradar.com/audio/wireless-bluetooth-speakers/marshall-acton-iv-reviewRead 14 October 2026Spec table prints 10.24 x 6.73 x 5.91 inches / 260 x 171 x 150 mm.13Retailer pageldlc.com/en/product/PB00747535.htmlRead 14 October 2026Retailer spec labels width 260 mm, height 171 mm and depth 150 mm, with weight 2.65 kg.

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.

2,650g(5.8 lb)1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Weight 2.65 kg / 5.84 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%.

MDF cabinet, PU leather covering1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026MDF cabinet made from FSC 100%-certified material. The covering is leather-like material, named PU leather in the maker's launch release.5Press releasegroup.marshall.com/2026/07/07/marshall-unveils-next-generation-acton-iv-and-stanmore-iv-speakers-for-the-homeRead 14 October 2026Release names signature PU leather wrapping and an MDF cabinet from FSC 100%-certified wood.

Certifications

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FCC IDs

Not available

Not available

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.

FSC 100% certified wood for the MDF cabinet (FSC C225755)1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026FSC 100% certified wood (FSC C225755). The claim applies only to the wood cabinet.

In the box

1 of 1 differ

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 IV speaker, Mains lead, Quick start guide, Legal and safety information1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Box contents: Acton IV speaker, mains lead, quick start guide, legal and safety information.

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-iv1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Maker's US product page for Acton IV.

Spec sheet

Not available

Not available

Manual

Not available

assets.ctfassets.net/javen7msabdh/2q5fFgyvxRLfv92NLj86Jz/0a4d833ac4fa00292ac253d488d5b7b9/Marshall_Acton_IV_OLM_260414_R1_2.pdf3Owner's manualassets.ctfassets.net/javen7msabdh/2q5fFgyvxRLfv92NLj86Jz/0a4d833ac4fa00292ac253d488d5b7b9/Marshall_Acton_IV_OLM_260414_R1_2.pdfRead 14 October 2026Full online manual, 260414 R1.2, English first. Combined PDF with many languages.

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

Not available

Not available

Warranty

1 of 1 differ

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

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.

2years14Maker product pagemarshall.com/us/en/policies/warrantyRead 14 October 2026US market. Marshall's policy of 2025-02-13 gives a two-year limited warranty on speakers bought from marshall.com or a US authorized dealer, counted from purchase or delivery. The maker's support page says one year for all products and an exclusive two years for purchases on marshall.com. The two pages differ for dealer purchases, so two years applies to marshall.com purchases only. Statutory rights are excluded.15Maker product pagemarshall.com/us/en/support/warrantyRead 14 October 2026Support page: all products carry a 1-year warranty, and speakers bought online at marshall.com carry an exclusive 2-year warranty.

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