vs
Why is SoundLink Flex SE better than Onyx Studio 9?
SoundLink Flex SE has no measurable advantages in this pair.
Why is Onyx Studio 9 better than SoundLink Flex SE?
Onyx Studio 9 has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Output power | — | 50 W |
| Speaker channels | 2.0 | Stereo |
| Channel count | 2 | — |
| Lowest frequency | — | 50 Hz |
| Highest frequency | — | 20,000 Hz |
| Stereo | Yes | Yes |
| Battery & charging | ||
| Battery life | — | 8 h |
| Battery capacity | — | 4,722 mAh |
| Charging time | — | 4 h |
| Power bank function | — | Yes |
| Mains powered | No | No |
| Battery powered (portable) | No | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.3 |
| Bluetooth codecs | — | SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | No |
| LDAC | — | No |
| Auracast | — | Yes |
| USB-C | — | Yes |
| 3.5 mm jack / AUX | — | Yes |
| Design & build | ||
| Weight | — | 3,300 g |
| Width | — | 389 mm |
| Height | — | 388 mm |
| Depth | — | 130 mm |
| Protection rating | IP67 | — |
| Water resistance (IPx) | IPx7 | — |
| Dust protection (IP) | 6 | — |
| Colours | — | Black |
| Features | ||
| Hands-free calls | — | Yes |
| Party / stereo pairing | — | Yes |









