Prevo MS03 Kabelloser Stereo-Soundbar Bluetooth, USB & SD vs Roadstar SB-820BT

What MS03 Kabelloser Stereo-Soundbar Bluetooth, USB & SD does better (1) and where SB-820BT wins (1) — every spec side by side.

1 advantage≈ $30

Roadstar · 2026SB-820BT

1 advantage≈ $45

Why is MS03 Kabelloser Stereo-Soundbar Bluetooth, USB & SD better than SB-820BT?

Specifications

Only differences	Prevo MS03 Kabelloser Stereo-Soundbar Bluetooth, USB & SD≈ $30	Roadstar SB-820BT≈ $45
Sound
Output power	—	9 W
Speaker channels	5.1	2.0
Channel count	5.1	2
Subwoofer	None	None
Stereo	Yes	Yes
Battery & charging
Battery capacity	2,000 mAh	2,200 mAh
Mains powered	Yes	Yes
Battery powered (portable)	No	Yes
Connectivity
Wireless	Yes	Yes
Bluetooth version	5.1	—
USB-C	—	Yes
Design & build
Weight	—	950 g
Width	—	780 mm
Colours	Black	Black