vs
2.8Battery6.0
3.7Build & features7.3
Why is Amiron Zero better than OpenFit Air 2?
- Earbud weight (each)6 g vs 7.2 g+20%
Why is OpenFit Air 2 better than Amiron Zero?
- Battery life6 h vs 8 h+33%
- Total with charging case20 h vs 36 h+80%
- Water resistance (IPx)IPx4 vs IPx5+25%
- Bluetooth version5.4 vs 6.1+13%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | Open-ear |
| Ear cup design | Open-back | Open-back |
| Driver size | — | 11.8 mm |
| Lowest frequency | 20 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Sensitivity | — | 98 dB |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | No | — |
| Battery & charging | ||
| Battery life | 6 h | 8 h |
| Total with charging case | 20 h | 36 h |
| Quick charge (claimed) | — | 10 min → 3 h |
| Fast charging support | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 6.1 |
| Bluetooth codecs | AAC, SBC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | No | No |
| LDAC | No | No |
| Multipoint (two devices) | — | Yes |
| USB-C | Yes | Yes |
| Design & build | ||
| Earbud weight (each) | 6 g | 7.2 g |
| Protection rating | IP54 | IP55 |
| Water resistance (IPx) | IPx4 | IPx5 |
| Dust protection (IP) | 5 | 5 |
| Colours | — | Black, Ice Blue, White |
| Features | ||
| Touch controls | Yes | — |
| Hands-free calls | Yes | Yes |
