Dimensions
Size comparison
SPK-BT-17YU4
| SPK-BT-17 | YU4 | Difference | |
|---|---|---|---|
| Height | 95 mm | 220 mm | −125 mm |
| Width | 230 mm | 140 mm | +90 mm |
| Depth | 95 mm | 190 mm | −95 mm |
| Weight | 560 g | 3,200 g | −2,640 g |
Drawn to the same scale from the official dimensions (front and side).
Why is SPK-BT-17 better than YU4?
- Weight560 g vs 3,200 g5.7×
Why is YU4 better than SPK-BT-17?
- aptXNo · SPK-BT-17: Yes
- Lowest frequency100 Hz vs 60 Hz+67%
Specifications
Side by side
| Sound | ||
| Output power | — | 70 W |
| Speaker channels | 2.0 | 2.0 |
| Channel count | 2 | 2 |
| Lowest frequency | 100 Hz | 60 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Stereo | Yes | Yes |
| Battery & charging | ||
| Mains powered | No | Yes |
| Battery powered (portable) | Yes | No |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | — | 4 |
| Bluetooth codecs | SBC | aptX, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | No | Yes |
| LDAC | No | No |
| 3.5 mm jack / AUX | — | Yes |
| Optical input | — | Yes |
| Design & build | ||
| Weight | 560 g | 3,200 g |
| Width | 230 mm | 140 mm |
| Height | 95 mm | 220 mm |
| Depth | 95 mm | 190 mm |
| Colours | — | White |
| Features | ||
| Hands-free calls | Yes | — |
