Dimensions
Size comparison
SP-WM01BTWillen
| SP-WM01BT | Willen | Difference | |
|---|---|---|---|
| Height | 106 mm | 100.5 mm | +5.5 mm |
| Width | 114 mm | 101.6 mm | +12.4 mm |
| Depth | 80 mm | 40.4 mm | +39.6 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is SP-WM01BT better than Willen?
- Bluetooth version5.3 vs 5.1+4%
Why is Willen better than SP-WM01BT?
- Battery life12 h vs 15 h+25%
Specifications
Side by side
| Sound | ||
| Driver type | — | Dynamic |
| Output power | 10 W | 10 W |
| Speaker channels | — | 1.0 |
| Channel count | — | 1 |
| Lowest frequency | — | 100 Hz |
| Highest frequency | — | 20,000 Hz |
| Adjustable equaliser | — | Yes |
| Stereo | — | No |
| Battery & charging | ||
| Battery life | 12 h | 15 h |
| Charging time | — | 3 h |
| Quick charge (claimed) | — | 20 min → 3 h |
| Fast charging support | — | Yes |
| Mains powered | — | No |
| Battery powered (portable) | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.1 |
| Bluetooth codecs | — | SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | No |
| LDAC | — | No |
| USB-C | — | Yes |
| Smart & streaming | ||
| Wi-Fi | — | Yes |
| Companion app | — | Yes |
| Design & build | ||
| Weight | — | 310 g |
| Width | 114 mm | 102 mm |
| Height | 106 mm | 100 mm |
| Depth | 80 mm | 40 mm |
| Protection rating | — | IP67 |
| Water resistance (IPx) | — | IPx7 |
| Dust protection (IP) | — | 6 |
| Features | ||
| Hands-free calls | — | Yes |
| Party / stereo pairing | Yes | Yes |
