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Google Nest Audio vs Marshall Acton IV

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Product A: Google

Nest Audio

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B

Product B: Marshall

Acton IV

43 of 96 known

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Only differences

AGoogle Nest Audio

BMarshall Acton IV

General

6 of 8 differ

Series

Not available

Not available

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

GA01420-US, GXCA610Regulatory filingfccid.io/A4RGXCA6Read 21 October 2026Google's safety and regulatory guide names the regulatory model GXCA6 for Google Nest Audio.11Retailer pagebestbuy.com/product/nest-audio-smart-speaker-with-google-assistant-chalk/JJ8T5C7GQXRead 21 October 2026Best Buy lists Chalk as model GA01420-US, SKU 6428305. Other colors have other model numbers, which are not stored.

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

19357500475411Retailer pagebestbuy.com/product/nest-audio-smart-speaker-with-google-assistant-chalk/JJ8T5C7GQXRead 21 October 2026UPC 193575004754 for GA01420-US Chalk, listed by Best Buy, Electronic Express and eBay in search results. Only the Best Buy model number was read on the page.

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.

30 September 20203Press releaseblog.google/products-and-platforms/devices/google-nest/new-nest-audioRead 21 October 2026Google blog post dated 30 September 2020.

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

Discontinued9Press article9to5google.com/2026/06/17/google-nest-mini-audio-end-production-discontinuedRead 21 October 202617 June 2026: Google told Tech Advisor it has ended production of the Google Nest Mini and Google Nest Audio. Existing units keep software updates, security patches and customer care. The live Google Store page for Nest Audio no longer exists.

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.

Google Home Speaker (2026)8Reviewsoundguys.com/google-home-speaker-review-158755Read 21 October 2026SoundGuys calls the Google Home Speaker the successor to the Nest Audio, and Engadget says it replaces the Nest Audio.

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.

$99.991Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026The archived store page lists $99.99. This matches the launch price in the Google blog post of 30 September 2020.3Press releaseblog.google/products-and-platforms/devices/google-nest/new-nest-audioRead 21 October 2026Available for $99.99 online in the US. US prices exclude sales tax.5Press article9to5google.com/2020/09/30/nest-audio-google-speaker-launchRead 21 October 2026$99 on the Google Store, $30 less than the original Google Home.

$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.

€97.474Press releaseblog.google/intl/de-de/produkte/hardware/nest-audio-fuer-musikliebhaberRead 21 October 2026Google Germany, 30 September 2020: recommended retail price 97.47 EUR including 16 percent VAT. Germany had a temporary VAT cut in 2020, which explains the price below 99.99 EUR. Notebookcheck and other press gave 99.99 EUR for the same launch. The German price is stored as the plan requires.

€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, CA, IN, DE3Press releaseblog.google/products-and-platforms/devices/google-nest/new-nest-audioRead 21 October 2026The post names the US, Canada and India for the online launch on October 5. The 21 in-store countries are not named. Germany is covered by the German post.4Press releaseblog.google/intl/de-de/produkte/hardware/nest-audio-fuer-musikliebhaberRead 21 October 2026Orders deliver from October 15 in Germany. The post names Chalk (Kreide) and Carbon for Germany.

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

Chalk, Charcoal, Sage, Sand, Sky1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Tech Specs: Chalk, Charcoal, Sage, Sand, Sky. The German launch post lists Chalk (Kreide) and Carbon for Germany. This is the Internet Archive copy of the Google Store page of 15 November 2025, because Google removed the live page after it ended production.2Maker product pagesupport.google.com/googlehome/answer/7072284Read 21 October 2026Chalk, Charcoal, Sage, Sand, Sky.

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.

Home2Maker product pagesupport.google.com/googlehome/answer/7072284Read 21 October 2026The speaker has no battery and must be plugged into a wall outlet. It is sold as a smart speaker for the home, so it is a home speaker.

Home1Maker product pagemarshall.com/us/en/product/acton-ivRead 14 October 2026Page: Bluetooth home speaker.

Audio

8 of 18 differ

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

Mono6Measurementdxomark.com/google-nest-audio-speaker-review-focusing-on-the-soundRead 21 October 2026DXOMARK lists one 75 mm woofer and one 19 mm tweeter and marks the speaker as stereo pair capable. A single unit is one channel, and Google says two units give left and right stereo.

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.

AGoogle Nest Audio

Driver type	Count	Diameter (mm)
Woofer	1	75
Tweeter	1	19

Source1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Tech Specs: 75 mm woofer and 19 mm tweeter. The launch post calls the woofer a mid-woofer. Driver power is not published.2Maker product pagesupport.google.com/googlehome/answer/7072284Read 21 October 202675 mm woofer and 19 mm tweeter.3Press releaseblog.google/products-and-platforms/devices/google-nest/new-nest-audioRead 21 October 202619 mm tweeter and 75 mm mid-woofer. Google says Nest Audio is 75 percent louder with 50 percent stronger bass than the original Google Home, measured in an anechoic chamber at maximum volume.5Press article9to5google.com/2020/09/30/nest-audio-google-speaker-launchRead 21 October 202619 mm tweeter and 75 mm mid-woofer.

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.

Not available

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.

Not available

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.

Yes7Measurementrtings.com/speaker/reviews/google/nest-audioRead 21 October 2026Review text: in the Google Home app you can adjust the speaker's bass and treble levels. Google's sound settings page lists an Equalizer with Bass and Treble levels for its smart speakers and says Smart Sound adjusts the equalizer dynamically on Nest Audio.

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.

27Measurementrtings.com/speaker/reviews/google/nest-audioRead 21 October 2026Two bands: bass and 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.

Yes3Press releaseblog.google/products-and-platforms/devices/google-nest/new-nest-audioRead 21 October 2026Media EQ automatically tunes Nest Audio to what is playing, such as music, podcasts, audiobooks and Assistant responses. Ambient IQ adjusts the volume of Assistant, news, podcasts and audiobooks to the background noise. Google's support page also says Smart Sound adjusts the equalizer on Nest Audio. The feature adjusts to the content and the noise level, not to the room.

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.

Yes3Press releaseblog.google/products-and-platforms/devices/google-nest/new-nest-audioRead 21 October 2026Two Nest Audio can be paired for left and right stereo sound.5Press article9to5google.com/2020/09/30/nest-audio-google-speaker-launchRead 21 October 2026Two units can be paired for proper stereo sound.6Measurementdxomark.com/google-nest-audio-speaker-review-focusing-on-the-soundRead 21 October 2026DXOMARK lists the speaker as stereo pair capable.7Measurementrtings.com/speaker/reviews/google/nest-audioRead 21 October 2026Review text: the Google Home app lets you pair it with other Google speakers.

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.

Google Home speaker groups3Press releaseblog.google/products-and-platforms/devices/google-nest/new-nest-audioRead 21 October 2026Whole-home audio: Nest Audio works with Google Home, Nest Mini and Nest Hub devices in multi-room groups. No maximum group size is published.

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

12 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.

Yes6Measurementdxomark.com/google-nest-audio-speaker-review-focusing-on-the-soundRead 21 October 2026DXOMARK tested the speaker over Bluetooth for movies and over Google Cast for music, and names Bluetooth in its connectivity list.7Measurementrtings.com/speaker/reviews/google/nest-audioRead 21 October 2026Public header lists Bluetooth: Yes.

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.

5.01Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Tech Specs: Bluetooth 5.0.2Maker product pagesupport.google.com/googlehome/answer/7072284Read 21 October 2026Bluetooth 5.0.

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

Not available

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 pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Tech Specs: 802.11b/g/n/ac (2.4 GHz and 5 GHz) Wi-Fi.2Maker product pagesupport.google.com/googlehome/answer/7072284Read 21 October 2026802.11b/g/n/ac (2.4 GHz or 5 GHz) Wi-Fi.

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.

802.11b, 802.11g, 802.11n, 802.11ac1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Tech Specs: 802.11b/g/n/ac. The requirements list says an 802.11 a/b/g/n/ac access point is needed, which describes the router and not the speaker.

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.

Google Cast1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Tech Specs: Chromecast built in, which is written as Google Cast.2Maker product pagesupport.google.com/googlehome/answer/7072284Read 21 October 2026Wireless network section lists Google Cast.7Measurementrtings.com/speaker/reviews/google/nest-audioRead 21 October 2026Review text: you can stream from other compatible devices over Google Chromecast.

Not available

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

No6Measurementdxomark.com/google-nest-audio-speaker-review-focusing-on-the-soundRead 21 October 2026DXOMARK lists no 3.5 mm jack input.

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.

AGoogle Nest Audio

Connector	Count	Role
DC power	1	Power input for the included 30 W, 24 V adapter

Source1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Tech Specs: external adapter 30 W, 24 V, and a DC power jack. No other ports are listed.

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

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.

Yes7Measurementrtings.com/speaker/reviews/google/nest-audioRead 21 October 2026Public header lists Speakerphone: Yes. Detailed test results are members only.

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.

Google Assistant, Gemini for Home1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Tech Specs: Google Assistant built in and Voice Match technology. Gemini for Home arrived later as a software update, see the SoundGuys source.8Reviewsoundguys.com/google-home-speaker-review-158755Read 21 October 2026SoundGuys, June 2026: Gemini for Home is rolling out free to all of Google's first-party speakers, including the Nest Audio. Google's launch post of 1 October 2025 says Gemini for Home replaces Google Assistant on its speakers and smart displays.

Not available

Controls

Capacitive touch controls with three touch areas: top left lowers the volume, top right raises it, the large middle area plays and pauses, Two-stage microphone mute switch on the back1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Tech Specs: capacitive touch controls with three touch areas and a two-stage mic mute switch (hardware mute). Which area does what comes from 9to5Google.2Maker product pagesupport.google.com/googlehome/answer/7072284Read 21 October 2026Capacitive touch controls (3 touch areas) and a 2-stage mic off switch.5Press article9to5google.com/2020/09/30/nest-audio-google-speaker-launchRead 21 October 2026Touch controls: volume up and down at the top left and top right corners and a large play and pause area in the middle. A physical mute switch is on the back.

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

Google Home1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Supported operating systems for the Home app: Android and iOS. The page requires the Google Home app on a compatible mobile device.

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

App platforms

Android, iOS1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Supported operating systems for the Home app: Android and iOS.

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.

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Lighting modes

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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.

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

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Battery and charging

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Built-in battery

No2Maker product pagesupport.google.com/googlehome/answer/7072284Read 21 October 2026Google Nest and Home device specifications: the speakers listed do not come with a battery and must be plugged into a wall outlet.7Measurementrtings.com/speaker/reviews/google/nest-audioRead 21 October 2026Public header lists Battery Powered: No.

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

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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.

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Nominal battery voltage

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Battery chemistry

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

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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

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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

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Charges other devices

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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.

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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.

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Floats

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

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

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Carry featuresiPublished handles, straps, carabiners or wheels.

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Measured

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

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

81.3dB6Measurementdxomark.com/google-nest-audio-speaker-review-focusing-on-the-soundRead 21 October 2026DXOMARK, 18 November 2020, firmware 227185: maximum SPL at maximum volume in dBA. The highest of six test signals is 81.3 dBA with correlated pink noise. The others are 78.4 dBA (uncorrelated pink noise), 79.3 (hip-hop), 71 (classical), 81.2 (Latin) and 72.2 (Asian pop). The page gives no measuring distance. Music played through Google Cast from a Motorola G8. The value is A-weighted, so it is not directly comparable to unweighted figures.

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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.

16kHz6Measurementdxomark.com/google-nest-audio-speaker-review-focusing-on-the-soundRead 21 October 2026DXOMARK describes a clean cut at 16 kHz in the frequency response, with high-end extension a bit lacking. No -3 dB or other threshold is stated, so this is read from the curve description.

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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

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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.

Width124Height175Depth78mm(4.9 × 6.9 × 3.1 in)1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Tech Specs: height 175 mm, width 124 mm, depth 78 mm (6.89 x 4.89 x 3.07 in).2Maker product pagesupport.google.com/googlehome/answer/7072284Read 21 October 2026Height 175 mm, width 124 mm, depth 78 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.

1,200g(2.6 lb)1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Tech Specs: device weight 2.65 lb (1.2 kg) without the external power adapter. Stored as 1200 g.2Maker product pagesupport.google.com/googlehome/answer/7072284Read 21 October 2026Device 1.2 kg without the external power adapter.

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

Fabric, Recycled plastic1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Tech Specs: the enclosure is made from 70% recycled plastic. The enclosure consists of fabric, housing, foot and a few smaller parts.2Maker product pagesupport.google.com/googlehome/answer/7072284Read 21 October 2026The enclosure is made from 70% recycled plastic.3Press releaseblog.google/products-and-platforms/devices/google-nest/new-nest-audioRead 21 October 2026The enclosure (fabric, housing, foot and some smaller parts) is 70 percent recycled plastic.

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

A4R-GXCA610Regulatory filingfccid.io/A4RGXCA6Read 21 October 2026FCC ID A4R-GXCA6, grantee Google LLC, product code GXCA6, original equipment grant of 8 July 2020 with Wi-Fi 5 GHz and 2.4 GHz band entries.

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Other certifications

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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

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In the box

Google Nest Audio, Power adapter and cable, Documentation bundle1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026What's in the box: Google Nest Audio, power adapter and cable, documentation bundle.

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

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Product page

web.archive.org/web/20250524161728/https://store.google.com/us/product/nest_audio1Maker product pageweb.archive.org/web/20251115031705/https://store.google.com/us/product/nest_audio_specsRead 21 October 2026Google removed the live Nest Audio product page after it ended production. The link is the Internet Archive copy of the Google Store overview page of 24 May 2025.

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

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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.

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Warranty

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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.

1year11Retailer pagebestbuy.com/product/nest-audio-smart-speaker-with-google-assistant-chalk/JJ8T5C7GQXRead 21 October 2026Best Buy lists a 1-year parts and 1-year labor warranty. Google's hardware warranty for the USA and Canada gives one year for new products.12Maker product pagesupport.google.com/product-documentation/answer/9322027Read 21 October 2026Google Hardware Limited Warranty for the USA and Canada: one year from the date of original retail purchase for a new product.

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.