vs
6.2Noise control & calls5.8
8.6Battery9.4
Why is Q31i better than Clam Ace 2?
- Microphones4 vs 22×
Why is Clam Ace 2 better than Q31i?
- Battery life80 h vs 100 h+25%
- Battery life with ANC50 h vs 60 h+20%
Specifications
Side by side
| Sound | ||
| Fit | Over-ear | Over-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 40 mm | — |
| Sensitivity | 98 dB | — |
| Spatial / 3D audio | Yes | — |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Adaptive ANC | Yes | — |
| Transparency / ambient mode | — | Yes |
| Microphones | 4 | 2 |
| Noise reduction for calls | Yes | Yes |
| Battery & charging | ||
| Battery life | 80 h | 100 h |
| Battery life with ANC | 50 h | 60 h |
| Charging time | — | 2 h |
| Quick charge (claimed) | 10 min → 10 h | 10 min → 8 h |
| Fast charging support | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 6 | 6 |
| Bluetooth codecs | LDAC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | — |
| aptX | No | — |
| LDAC | Yes | — |
| Multipoint (two devices) | — | Yes |
| USB-C | Yes | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | — | Google Assistant, Siri |
| Companion app | Yes | Yes |
| Design & build | ||
| Foldable | — | Yes |
| Colours | Black | — |
| Features | ||
| Hands-free calls | Yes | Yes |
