vs
4.9Battery7.9
Why is Comfo C better than Liberty 4 Pro?
- Water resistance (IPx)IPx6 vs IPx5+20%
- Driver size12 mm vs 10.5 mm+14%
Why is Liberty 4 Pro better than Comfo C?
- Battery life7 h vs 10 h+43%
- Hi-res codec (LDAC / aptX HD / LHDC)No · Comfo C: Yes
- Total with charging case28 h vs 40 h+43%
- Highest frequency20,000 Hz vs 40,000 Hz2×
- LDACNo · Comfo C: Yes
- Lowest frequency20 Hz vs 14 Hz+43%
Specifications
Side by side
| Sound | ||
| Fit | Open-ear | In-ear |
| Ear cup design | — | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 12 mm | 10.5 mm |
| Lowest frequency | 20 Hz | 14 Hz |
| Highest frequency | 20,000 Hz | 40,000 Hz |
| Sensitivity | 90 dB | — |
| Spatial / 3D audio | — | Yes |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | — | Yes |
| Adaptive ANC | — | Yes |
| Transparency / ambient mode | — | Yes |
| Microphones | — | 6 |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | 7 h | 10 h |
| Battery life with ANC | — | 7 h |
| Total with charging case | 28 h | 40 h |
| Charging time | 1 h | 1 h |
| Quick charge (claimed) | — | 5 min → 4 h |
| Fast charging support | — | Yes |
| Wireless charging (case) | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 5.3 |
| Bluetooth codecs | AAC, SBC | LDAC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | Yes |
| aptX | No | No |
| LDAC | No | Yes |
| Multipoint (two devices) | — | Yes |
| USB-C | Yes | Yes |
| Design & build | ||
| Earbud weight (each) | — | 5.5 g |
| Protection rating | IP56 | IPX5 |
| Water resistance (IPx) | IPx6 | IPx5 |
| Dust protection (IP) | 5 | 5 |
| Colours | — | Glossy Black, Pearl White, BIue |
| Features | ||
| Touch controls | — | Yes |
| Hands-free calls | — | Yes |
