vs
3.0Sound3.5
4.7Build & features5.4
Dimensions
Size comparison
GBT Solo 2Select 4 Go
| GBT Solo 2 | Select 4 Go | Difference | |
|---|---|---|---|
| Height | 75 mm | 83 mm | −8 mm |
| Width | 100 mm | 121 mm | −21 mm |
| Depth | 39 mm | 49 mm | −10 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is GBT Solo 2 better than Select 4 Go?
GBT Solo 2 has no measurable advantages in this pair.
Why is Select 4 Go better than GBT Solo 2?
- Output power4 W vs 5 W+43%
- Water resistance (IPx)IPx5 vs IPx7+40%
Specifications
Side by side
| Sound | ||
| Output power | 4 W | 5 W |
| Speaker channels | 2.0 | 2.0 |
| Channel count | 2 | 2 |
| Stereo | Yes | Yes |
| Battery & charging | ||
| Battery life | 20 h | 20 h |
| Battery capacity | 1,050 mAh | — |
| Mains powered | No | No |
| Battery powered (portable) | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.4 |
| Bluetooth codecs | SBC | SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | No | No |
| LDAC | No | No |
| USB-C | Yes | — |
| 3.5 mm jack / AUX | Yes | — |
| Design & build | ||
| Weight | 200 g | — |
| Width | 100 mm | 121 mm |
| Height | 75 mm | 83 mm |
| Depth | 39 mm | 49 mm |
| Protection rating | IPX5 | IP67 |
| Water resistance (IPx) | IPx5 | IPx7 |
| Dust protection (IP) | — | 6 |
| Floats | — | Yes |
| Colours | Black | Midnight Black, Pearl Blue, Minty Green, Cream White, Purple, Pearl White |
| Features | ||
| Hands-free calls | Yes | — |
| Party / stereo pairing | Yes | Yes |









