Dimensions
Size comparison
SP3 BT FIO-SP3BTnuBoxx A-125 pro
| SP3 BT FIO-SP3BT | nuBoxx A-125 pro | Difference | |
|---|---|---|---|
| Height | 163 mm | 245 mm | −82 mm |
| Width | 120 mm | 135 mm | −15 mm |
| Depth | 132 mm | 200 mm | −68 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is SP3 BT FIO-SP3BT better than nuBoxx A-125 pro?
- Highest frequency40,000 Hz vs 22,000 Hz+82%
Why is nuBoxx A-125 pro better than SP3 BT FIO-SP3BT?
- Output power40 W vs 50 W+25%
- Lowest frequency65 Hz vs 50 Hz+30%
Specifications
Side by side
| Sound | ||
| Output power | 40 W | 50 W |
| Speaker channels | Stereo | 2.0 |
| Channel count | — | 2 |
| Lowest frequency | 65 Hz | 50 Hz |
| Highest frequency | 40,000 Hz | 22,000 Hz |
| Hi-Res Audio | Yes | — |
| Stereo | Yes | Yes |
| Battery & charging | ||
| Mains powered | Yes | No |
| Battery powered (portable) | — | No |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5 | 5 |
| Bluetooth codecs | — | aptX, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | Yes |
| LDAC | — | No |
| USB audio | Yes | — |
| 3.5 mm jack / AUX | Yes | Yes |
| Optical input | Yes | Yes |
| Design & build | ||
| Weight | — | 3,700 g |
| Width | 120 mm | 135 mm |
| Height | 163 mm | 245 mm |
| Depth | 132 mm | 200 mm |
| Features | ||
| Light effects | Yes | — |
| Remote control | — | Yes |
