Amazon Echo (4th Gen) vs Marshall Acton III

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Echo (4th Gen) compared with Acton III

	AmazonEcho (4th Gen)	MarshallActon III
Overview
Released
Released	October 2020	June 2022
Sound
Type
Type	Speaker	Speaker
Channels
Channels	Stereo	Stereo
Dolby Atmos
Dolby Atmos	No	No
Drivers
Drivers	One 3.0″ (76.2 mm) upward-firing neodymium woofer and two 0.8″ (20 mm) tweeters	One woofer and two tweeters angled outwards, with updated waveguides; bass-reflex cabinet
Amplifiers
Amplifiers	–	One 30 W class D for the woofer, two 15 W class D for the tweeters
Frequency response
Frequency response	–	45 Hz – 20 kHz; up to 95 dB at 1 m
Audio formats
Audio formats	Dolby processing for stereo sound	–
Room tuning
Room tuning	Automatically senses the room's acoustics and adjusts playback	Placement Correction in the Marshall Bluetooth app; Dynamic Loudness; bass and treble knobs on the speaker
Connections
Wi-Fi
Wi-Fi	Yes	No
Bluetooth
Bluetooth	Yes	Yes
AirPlay
AirPlay	No	No
HDMI eARC
HDMI eARC	–	No
Voice assistants
Voice assistants	Alexa	None
Wi-Fi
Wi-Fi	Dual-band Wi-Fi 802.11a/b/g/n/ac (2.4 and 5 GHz); eero Built-in mesh extender; Zigbee, Matter and Thread border router; Amazon Sidewalk	–
Bluetooth
Bluetooth	A2DP (to and from the speaker) and AVRCP; direct control of Bluetooth Low Energy Mesh devices	Bluetooth 5.2, LE Audio-ready; 10 m range
Ports
Ports	Power; 3.5 mm audio jack (The Verge)	3.5 mm in, mains power
Streaming
Streaming	Amazon Music, Apple Music, Spotify and others through Alexa; Bluetooth	–
Multi-room
Multi-room	Multi-room music with compatible Echo devices; stereo pair with a second Echo; home cinema with a compatible Fire TV	None; Marshall says it can't be used in pairs or groups
App
App	Alexa app (Fire OS, Android and iOS)	Marshall Bluetooth app (iOS and Android), with over-the-air updates
Design
Weight
Weight	0.97 kg (better)	2.85 kg
Controls
Controls	Buttons for volume up, volume down, microphone off and action (The Verge); AZ1 Neural Edge processor	Source button, volume, bass and treble knobs, play/pause and skip control, power switch
Microphones
Microphones	Button disconnects the microphones	None
Size
Size	144 × 144 × 133 mm	260 × 170 × 150 mm
Colours
Colours	Charcoal, Glacier White, Twilight Blue	Black, Cream, Brown, Midnight Blue, Burgundy
In the box
In the box	Echo (4th Gen), 30 W power adapter, quick start guide	Acton III, mains lead, user manual and legal and safety information