Why is Air 2 better than M19?
- Total with charging case40 h vs 25 h+60%
- Charging time1.5 h vs 3 h2×
- Bluetooth version5.3 vs 5.1+4%
Why is M19 better than Air 2?
M19 has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Driver size | 10 mm | — |
| Impedance | — | 13 Ω |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | Yes | — |
| Noise control | ||
| Active noise cancelling | — | No |
| Microphones | 4 | — |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 9 h | 9 h |
| Total with charging case | 40 h | 25 h |
| Battery capacity | 40 mAh | — |
| Charging time | 1.5 h | 3 h |
| Fast charging support | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.1 |
| Bluetooth codecs | LDAC, SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | — |
| aptX | No | — |
| LDAC | Yes | — |
| USB-C | Yes | — |
| Low-latency game mode | Yes | — |
| Smart & streaming | ||
| Companion app | Yes | — |
| Design & build | ||
| Protection rating | IPX7 | — |
| Water resistance (IPx) | IPx7 | — |
| Colours | — | Black |
| Features | ||
| Touch controls | Yes | — |
