Dimensions
Size comparison
WillenFEMTIO
| Willen | FEMTIO | Difference | |
|---|---|---|---|
| Height | 100.5 mm | 95.5 mm | +5 mm |
| Width | 101.6 mm | 191.5 mm | −89.9 mm |
| Depth | 40.4 mm | 82 mm | −41.6 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Willen better than FEMTIO?
- Battery life15 h vs 14 h+7%
- Water resistance (IPx)IPx7 vs IPx6+17%
Why is FEMTIO better than Willen?
- Output power10 W vs 20 W2×
- Lowest frequency100 Hz vs 40 Hz2.5×
Specifications
Side by side
| Sound | ||
| Driver type | Dynamic | — |
| Output power | 10 W | 20 W |
| Speaker channels | 1.0 | — |
| Channel count | 1 | — |
| Lowest frequency | 100 Hz | 40 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Adjustable equaliser | Yes | — |
| Stereo | No | — |
| Battery & charging | ||
| Battery life | 15 h | 14 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 | 5.1 | 5 |
| 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 | 102 mm | 192 mm |
| Height | 100 mm | 96 mm |
| Depth | 40 mm | 82 mm |
| Protection rating | IP67 | IPX6 |
| Water resistance (IPx) | IPx7 | IPx6 |
| Dust protection (IP) | 6 | — |
| Features | ||
| Hands-free calls | Yes | Yes |
| Party / stereo pairing | Yes | Yes |





