vs
8.5Battery9.0
Why is Comfo Flex better than Endurance Run 3 Wireless?
- Highest frequency40,000 Hz vs 20,000 Hz2×
- Battery capacity70 mAh vs 65 mAh+8%
Why is Endurance Run 3 Wireless better than Comfo Flex?
- Battery life10 h vs 25 h2.5×
- Dust protection (IP)5 vs 6+20%
Specifications
Side by side
| Sound | ||
| Fit | Open-ear | In-ear |
| Lowest frequency | 20 Hz | 20 Hz |
| Highest frequency | 40,000 Hz | 20,000 Hz |
| Impedance | — | 130 Ω |
| Sensitivity | 90 dB | — |
| Noise control | ||
| Active noise cancelling | — | No |
| Battery & charging | ||
| Battery life | 10 h | 25 h |
| Total with charging case | 40 h | — |
| Battery capacity | 70 mAh | 65 mAh |
| Charging time | — | 3 h |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | — |
| Bluetooth codecs | LDAC, AAC, SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | — |
| aptX | No | — |
| LDAC | Yes | — |
| USB-C | Yes | — |
| Design & build | ||
| Protection rating | IP55 | IP65 |
| Water resistance (IPx) | IPx5 | IPx5 |
| Dust protection (IP) | 5 | 6 |
| Features | ||
| Hands-free calls | — | Yes |
