vs
Why is SoundForm ClearFit AUC013btBK better than P31i?
SoundForm ClearFit AUC013btBK has no measurable advantages in this pair.
Why is P31i better than SoundForm ClearFit AUC013btBK?
- Battery life8 h vs 10 h+25%
- Bluetooth version5.3 vs 6.1+15%
Specifications
Side by side
| Sound | ||
| Fit | Open-ear | In-ear |
| Ear cup design | Open-back | Closed-back |
| Driver type | — | Dynamic |
| Driver size | 14.2 mm | — |
| Lowest frequency | — | 20 Hz |
| Highest frequency | — | 40,000 Hz |
| Spatial / 3D audio | — | Yes |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | — | Yes |
| Adaptive ANC | — | Yes |
| Noise reduction (claimed) | — | 52 dB |
| Microphones | — | 6 |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | 8 h | 10 h |
| Battery life with ANC | — | 8 h |
| Total with charging case | — | 50 h |
| Quick charge (claimed) | — | 10 min → 3,5 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 6.1 |
| Bluetooth codecs | — | LDAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | Yes |
| aptX | — | No |
| LDAC | — | Yes |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | — |
| Design & build | ||
| Protection rating | IPX5 | IP55 |
| Water resistance (IPx) | IPx5 | IPx5 |
| Dust protection (IP) | — | 5 |
| Colours | — | Midnight Black, Pearl White, Light Blue, Rose Gold |
| Features | ||
| Touch controls | — | Yes |
| Hands-free calls | Yes | Yes |
