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  3. XIO vs Sub 4

KEF XIO vs Sonos Sub 4

What XIO does better (1) and where Sub 4 wins (0) — every spec side by side.

KEF XIO
KEF · 2025XIO
1 advantage≈ $2,500
vs
Sonos Sub 4
Sonos · 2025Sub 4
0 advantages

Why is XIO better than Sub 4?

  1. Channel count5.1 vs 22.6×

Why is Sub 4 better than XIO?

Sub 4 has no measurable advantages in this pair.

Specifications

Side by side

KEF XIOKEF XIO≈ $2,500
Sound
Speaker channels5.1.22.0
Channel count5.12
SubwooferNoneNone
Dolby AtmosYesYes
DTS:XYes—
StereoYesYes
Battery & charging
Mains poweredYesYes
Battery powered (portable)NoNo
Connectivity
WirelessNoYes
Smart & streaming
Wi-Fi—Yes
AirPlay—Yes
Voice assistant—Alexa
Voice assistant built in—Yes
Design & build
Colours—Black
To compare: 0up to 4 models
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