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  3. Muo vs Middleton II

KEF Muo vs Marshall Middleton II

What Muo does better (1) and where Middleton II wins (1) — every spec side by side.

KEF Muo
KEF · 2025Muo
1 advantage≈ $210
vs
Marshall Middleton II
Marshall · 2025Middleton II
8.1Score
1 advantage≈ $240
Higher score
6.7Build & features5.7
Dimensions

Size comparison

MuoMiddleton II
82 × 21659230 × 11098
MuoMiddleton IIDifference
Height216 mm110 mm+106 mm
Width82 mm230 mm−148 mm
Depth59 mm98 mm−39 mm

Drawn to the same scale from the official dimensions (front and side).

Why is Muo better than Middleton II?

  1. Lowest frequency43 Hz vs 45 Hz+5%

Why is Middleton II better than Muo?

  1. Battery life24 h vs 30 h+25%
Specifications

Side by side

KEF MuoKEF Muo≈ $210
Sound
Driver type—Neodymium
Driver size—76.2 mm
Output power40 W40 W
Speaker channels—2.0
Channel count—2
Lowest frequency43 Hz45 Hz
Highest frequency20,000 Hz20,000 Hz
Spatial / 3D audio—Yes
Hi-Res AudioYes—
Stereo—Yes
Battery & charging
Battery life24 h30 h
Charging time—3 h
Quick charge (claimed)—20 min → 10 h
Fast charging support—Yes
Power bank function—Yes
Mains powered—No
Battery powered (portable)YesYes
Connectivity
WirelessYesYes
Bluetooth version5.45.3
Bluetooth codecs—LC3, AAC, SBC
Hi-res codec (LDAC / aptX HD / LHDC)—No
aptX—No
LDAC—No
Multipoint (two devices)—Yes
LE Audio—Yes
USB-C—Yes
USB audioYes—
3.5 mm jack / AUX—Yes
Smart & streaming
Companion app—Yes
Design & build
Weight—1,800 g
Width82 mm230 mm
Height216 mm110 mm
Depth59 mm98 mm
Protection ratingIP67IP67
Water resistance (IPx)IPx7IPx7
Dust protection (IP)66
Features
Hands-free callsYesYes
Party / stereo pairingYes—
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