Why is Comfo C better than ZE3000 SV?
- Water resistance (IPx)IPx6 vs IPx4+50%
- Charging time1 h vs 1.5 h+50%
- Driver size12 mm vs 10 mm+20%
Why is ZE3000 SV better than Comfo C?
- Active noise cancellingNo · Comfo C: Yes
- Hi-res codec (LDAC / aptX HD / LHDC)No · Comfo C: Yes
- LDACNo · Comfo C: Yes
- Earbud weight (each)5.8 g vs 4 g+45%
Specifications
Side by side
| Sound | ||
| Fit | Open-ear | In-ear |
| Ear cup design | Open-back | — |
| Driver type | Dynamic | — |
| Driver size | 12 mm | 10 mm |
| Lowest frequency | 20 Hz | — |
| Highest frequency | 20,000 Hz | — |
| Sensitivity | 90 dB | — |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | No | Yes |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 7 h | 7 h |
| Total with charging case | 28 h | — |
| Charging time | 1 h | 1.5 h |
| Quick charge (claimed) | 15 min → 3 h | — |
| Fast charging support | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 5.3 |
| Bluetooth codecs | AAC, SBC | LDAC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | Yes |
| aptX | No | No |
| LDAC | No | Yes |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | Yes |
| Low-latency game mode | Yes | — |
| Smart & streaming | ||
| Companion app | Yes | — |
| Design & build | ||
| Earbud weight (each) | 5.8 g | 4 g |
| Protection rating | IP56 | IPX4 |
| Water resistance (IPx) | IPx6 | IPx4 |
| Dust protection (IP) | 5 | — |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | Yes |







