KEF Xio Soundbar (Silver Grey)
XIO - Much More Than Just A Soundbar

Discover the XIO Soundbar, designed to elevate your home cinema experience. Whether you are enjoying films, shows, or streaming music, our soundbar will transform your viewing with Dolby Atmos and 5.1.2 spatial audio, creating transcendent cinematic soundscapes that perfectly complement your television.

Immerse yourself in truly engaging audio, powered by our Music Integrity Engine®, delivering hyper-realistic sound with crystal-clear dialogue and vocals that bring every scene to life.

WHAT HI-FI? 5 STARS

"The KEF XIO is a soundbar of rare all-round ability that delivers movies and music with spectacle and finesse." - 07/2025

3D Cinematic Sound
Immerse yourself in a world where sound moves around you. Enabled by spatial audio technology, you experience a three-dimensional soundscape that transforms your entertainment experiences.

Effortless Control at Your Fingertips
Tailor your audio experience to suit your preferences.

Touch Control Panel

XIO’s top panel makes for easy, one-touch control. Power your soundbar on or off, adjust volume or mute your sound. You can even select your audio source at the touch of a button.

Customisable Remote

Using InfraRed (IR) technology, the remote was designed for long-distance and wide-angle control. It features a customisable favourite button for your most used function.

KEF Connect App

Control the soundbar from the KEF Connect App on your phone for added convenience. Adjust your audio expereince to your liking via the app's EQ settings.

Dialogue Mode

Select Dialogue Mode for enhanced speech clarity. This setting is ideal for content where dialogue is key, such as TV shows, documentaries and news programmes. 

Night Mode

Night mode is tailored for late-night viewing or situations where lower volume levels are preferred. It prevents sudden loud noises from disturbing others while maintaining an enjoyable audio experience at lower volume levels.

Specifications

Model
XIO

Dimensions (HWD)
70 × 1210 × 165 mm (2.8 x 47.6 x 6.5 in.)

Weight
10.5 kg (23.1 lbs)

Drive units
HF/MF: 6 x 50 mm (2 in.) Uni-Q MX driver
HF/MF: 2 x 50 mm (2 in.) full range driver
LF: 4 pcs of 50 x 180 mm (2 x 7 in.) P185 driver supported by VECO

Amplifiers
HF/MF: 8 x Class D
LF: 4 x Class D

Max SPL
measured at 1m
102 bB

Frequency response (±3dB)
measured at 85dB/1m
34Hz - 20kHz

Input
HDMI 2.1 eARC
TOSLINK Optical
USB Type C (service)
RJ45 Ethernet (network)

Outputs
Wireless Subwoofer output
RCA Subwoofer output

Wireless connectivity
KEF Connect
AirPlay
Google Cast
UPnP Compatible
Bluetooth 5.3

Streaming services
Spotify via Spotify Connect
Tidal via Tidal Connect
QQ Music via Qplay
Amazon Music
Qobuz
Deezer
HIGHRESAUDIO
Internet Radio
Podcast…and more
*Depends on services availability in different countries

Supported formats
Dolby Atmos, DTS:X, 360 Reality Audio, MPEG-H, FLAC, WAV, AIFF, ALAC, AAC, WMA, MP3, M4A, LPCM and Ogg Vorbis
*Depends on support of the source device

Supported resolution
HDMI eARC up to 192 kHZ/24 bit
Network up to 384 kHz/24 bit
Optical up to 96 kHz/24 bit
*Depends on source resolution

Multi-channels output
Up to 5.1.2

Wi-Fi Network Frequency Band
2.4 GHz / 5 GHz/ 6 GHz

Wi-Fi network standard
IEEE 802.11a/b/g/n/ac/ax
IPv4, IPv6

Amplifier output power
820 W (Instantaneous total power rating)

Power input
100 – 240VAC 50/60Hz

Power consumption
400 W (Maximum operating power)
<2.0W (ECO mode standby power)
<0.5W (Non WiFi mode)

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