8.5Battery8.8
Why is Comfo Flex better than C30?
Comfo Flex has no measurable advantages in this pair.
Why is C30 better than Comfo Flex?
- Water resistance (IPx)IPx5 vs IPx6+20%
- Bluetooth version5.4 vs 6+11%
Specifications
Side by side
| Sound | ||
| Fit | Open-ear | In-ear |
| Driver type | — | Dynamic |
| Driver size | — | 12 mm |
| Lowest frequency | 20 Hz | — |
| Highest frequency | 40,000 Hz | — |
| Impedance | — | 32 Ω |
| Sensitivity | 90 dB | 101 dB |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | — | Yes |
| Transparency / ambient mode | — | Yes |
| Battery & charging | ||
| Battery life | 10 h | 10 h |
| Total with charging case | 40 h | — |
| Battery capacity | 70 mAh | — |
| Charging time | — | 1 h |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 6 |
| Bluetooth codecs | LDAC, AAC, SBC | LDAC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | Yes |
| aptX | No | No |
| LDAC | Yes | Yes |
| Multipoint (two devices) | — | Yes |
| USB-C | Yes | Yes |
| Design & build | ||
| Protection rating | IP55 | IPX6 |
| Water resistance (IPx) | IPx5 | IPx6 |
| Dust protection (IP) | 5 | — |
| Features | ||
| Touch controls | — | Yes |
| Hands-free calls | — | Yes |
