vs
4.7Build & features3.9
Why is GBT Solo 2 better than SP-S15BT?
GBT Solo 2 has no measurable advantages in this pair.
Why is SP-S15BT better than GBT Solo 2?
SP-S15BT has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Output power | 4 W | — |
| Speaker channels | 2.0 | — |
| Channel count | 2 | — |
| Lowest frequency | — | 20 Hz |
| Highest frequency | — | 20,000 Hz |
| Stereo | Yes | — |
| Battery & charging | ||
| Battery life | 20 h | 20 h |
| Battery capacity | 1,050 mAh | — |
| Mains powered | No | — |
| Battery powered (portable) | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.2 |
| 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 | 200 g | — |
| Width | 100 mm | — |
| Height | 75 mm | — |
| Depth | 39 mm | — |
| Protection rating | IPX5 | IPX5 |
| Water resistance (IPx) | IPx5 | IPx5 |
| Colours | Black | — |
| Features | ||
| Hands-free calls | Yes | — |
| Party / stereo pairing | Yes | Yes |
| Light effects | — | Yes |
