Why is QS20 better than RB-SK310?
- Bluetooth version6 vs 5.3+13%
- Highest frequency20,000 Hz vs 16,000 Hz+25%
Why is RB-SK310 better than QS20?
- Output power6 W vs 8 W+33%
- Lowest frequency87 Hz vs 80 Hz+9%
Specifications
Side by side
| Sound | ||
| Driver size | 43 mm | — |
| Output power | 6 W | 8 W |
| Lowest frequency | 87 Hz | 80 Hz |
| Highest frequency | 20,000 Hz | 16,000 Hz |
| Stereo | — | Yes |
| Battery & charging | ||
| Battery capacity | — | 1,800 mAh |
| Mains powered | — | No |
| Battery powered (portable) | — | No |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 6 | 5.3 |
| Bluetooth codecs | SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | — |
| aptX | No | — |
| LDAC | No | — |
| USB-C | — | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Design & build | ||
| Weight | 327 g | — |
| Colours | — | Black |
| Features | ||
| Party / stereo pairing | — | Yes |
