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  3. Addon C5 MkII W vs Sound

Audio Pro Addon C5 MkII W vs WiiM Sound

What Addon C5 MkII W does better (0) and where Sound wins (0) — every spec side by side.

Audio Pro Addon C5 MkII W
Audio Pro · 2025Addon C5 MkII W
0 advantages≈ $290
vs
WiiM Sound
WiiM · 2025Sound
0 advantages≈ $320
5.8Connectivity7.8

Why is Addon C5 MkII W better than Sound?

Addon C5 MkII W has no measurable advantages in this pair.

Why is Sound better than Addon C5 MkII W?

Sound has no measurable advantages in this pair.

Specifications

Side by side

WiiM SoundWiiM Sound≈ $320
Sound
Lowest frequency—35 Hz
Highest frequency—20,000 Hz
Hi-Res Audio—Yes
Adjustable equaliser—Yes
Stereo—Yes
Battery & charging
Mains poweredNoNo
Battery powered (portable)NoNo
Connectivity
WirelessYesYes
Bluetooth version—5.3
Bluetooth codecsSBC—
Hi-res codec (LDAC / aptX HD / LHDC)No—
aptXNo—
LDACNo—
3.5 mm jack / AUX—Yes
Ethernet—Yes
Smart & streaming
Wi-FiYesYes
AirPlayYesYes
Chromecast / Google CastYesYes
Spotify ConnectYesYes
MultiroomYesYes
Voice assistant—Alexa, Google Assistant
Voice assistant built inYesYes
Screen—Yes
Companion appYesYes
Design & build
Weight—2,500 g
Width—146 mm
Height—193 mm
Depth—146 mm
Features
Hands-free calls—Yes
Party / stereo pairing—Yes
Remote control—Yes
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