Dimensions
Size comparison
SP3 BT FIO-SP3BTYU4 Powered Speakers
| SP3 BT FIO-SP3BT | YU4 Powered Speakers | Difference | |
|---|---|---|---|
| Height | 163 mm | 220 mm | −57 mm |
| Width | 120 mm | 140 mm | −20 mm |
| Depth | 132 mm | 190 mm | −58 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is SP3 BT FIO-SP3BT better than YU4 Powered Speakers?
- Bluetooth version5 vs 4+25%
- Highest frequency40,000 Hz vs 20,000 Hz2×
Why is YU4 Powered Speakers better than SP3 BT FIO-SP3BT?
- Output power40 W vs 70 W+75%
- Lowest frequency65 Hz vs 60 Hz+8%
Specifications
Side by side
| Sound | ||
| Output power | 40 W | 70 W |
| Speaker channels | Stereo | Stereo |
| Lowest frequency | 65 Hz | 60 Hz |
| Highest frequency | 40,000 Hz | 20,000 Hz |
| Hi-Res Audio | Yes | Yes |
| Stereo | Yes | Yes |
| Battery & charging | ||
| Power bank function | — | Yes |
| Mains powered | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5 | 4 |
| USB audio | Yes | — |
| 3.5 mm jack / AUX | Yes | Yes |
| Optical input | Yes | Yes |
| Design & build | ||
| Width | 120 mm | 140 mm |
| Height | 163 mm | 220 mm |
| Depth | 132 mm | 190 mm |
| Features | ||
| Light effects | Yes | — |



