Ultimate Ears BOOM 3 vs Ultimate Ears MEGABOOM 4

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

BOOM 3 compared with MEGABOOM 4
Ultimate EarsBOOM 3Ultimate EarsMEGABOOM 4
Overview
Released2018June 2024
Sound
TypePortable speakerPortable speaker
Dolby AtmosNoNo
DriversTwo 2-inch drivers and two 2 × 4-inch passive radiatorsTwo 50 mm (2 in) 4 Ω full-range drivers and two 55 × 86 mm passive radiators; 360° sound; maximum sound level 85 dBC in an anechoic chamber, 91 dBC on the ground plane
Frequency response90 Hz–20 kHz; maker maximum sound level 90 dBC–
Connections
Wi-FiNoNo
BluetoothYesYes
AirPlayNoNo
Voice assistantsNoneNone
BluetoothA2DP wireless audio; maker claims up to 45 m mobile playback range and pairing with up to eight source devicesBluetooth (version not published); 45 m range
PortsMicro-USB charging; optional POWER UP charging dockUSB-C for charging
StreamingBluetooth audio from compatible phones, tablets and other devices–
Multi-roomPartyUp links up to 150 BOOM and MEGABOOM speakers across generations, according to the launch release; two BOOM 3 speakers can form a stereo pair (What Hi-Fi and TechRadar)PartyUp in the UE | BOOM app with over 150 BOOM, MEGABOOM, EVERBOOM, EPICBOOM and HYPERBOOM speakers
AppBOOM & MEGABOOM app; four equaliser presets and custom tuning; remote power controlUE | BOOM app, including Megaphone
Design
Battery life (maker's claim)Up to 15 hoursUp to 20 hours
Water and dust resistanceIP67–
Weight0.608 kg (better)0.935 kg
Battery life detailRechargeable lithium-ion battery; maker claims 15 hours of playbackUp to 20 hours; charges over USB-C (cable not included)
ControlsVolume +/–, power and Bluetooth pairing; Magic Button for play, pause and skip. Launch playlist shortcuts supported Apple Music on iOS and Deezer Premium on AndroidMagic Button for play, pause, skip and one-touch playlists (Spotify, Amazon Music, Apple Music on iOS)
Mounting–Bungee loop attached
Size184 mm high, 73 mm wide225 mm tall, 87 mm across
ColoursLaunch colours Night, Sunset, Lagoon and Ultraviolet–
In the boxBOOM 3, Micro-USB cable, quick-start guideMEGABOOM 4 with attached bungee, quick start guide printed inside the box

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