vs
4.9Battery4.4
Why is Comfo C better than Momentum True Wireless 4?
- Water resistance (IPx)IPx6 vs IPx4+50%
- Charging time1 h vs 4 h4×
- Driver size12 mm vs 7 mm+71%
Why is Momentum True Wireless 4 better than Comfo C?
- Hi-res codec (LDAC / aptX HD / LHDC)No · Comfo C: Yes
- Lowest frequency20 Hz vs 5 Hz4×
- aptXNo · Comfo C: Yes
- Total with charging case28 h vs 30 h+7%
- Highest frequency20,000 Hz vs 21,000 Hz+5%
Specifications
Side by side
| Sound | ||
| Fit | Open-ear | In-ear |
| Ear cup design | — | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 12 mm | 7 mm |
| Lowest frequency | 20 Hz | 5 Hz |
| Highest frequency | 20,000 Hz | 21,000 Hz |
| Sensitivity | 90 dB | 107 dB |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | — | Yes |
| Adaptive ANC | — | Yes |
| Transparency / ambient mode | — | Yes |
| Microphones | — | 3 |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | 7 h | 7 h |
| Battery life with ANC | — | 6 h |
| Total with charging case | 28 h | 30 h |
| Charging time | 1 h | 4 h |
| Quick charge (claimed) | — | 8 min → 1 h |
| Fast charging support | — | Yes |
| Wireless charging (case) | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 5.4 |
| Bluetooth codecs | AAC, SBC | aptX Lossless, aptX Adaptive, aptX, LC3, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | Yes |
| aptX | No | Yes |
| LDAC | No | No |
| Multipoint (two devices) | — | Yes |
| LE Audio | — | Yes |
| Auracast | — | Yes |
| USB-C | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | — | Alexa, Google Assistant |
| Design & build | ||
| Earbud weight (each) | — | 6.2 g |
| Protection rating | IP56 | IP54 |
| Water resistance (IPx) | IPx6 | IPx4 |
| Dust protection (IP) | 5 | 5 |
| Colours | — | Black Copper, Black Graphite, Denim, Gold, White Silver |
| Features | ||
| Touch controls | — | Yes |
| Hands-free calls | — | Yes |
