Why is Air Pro 4 better than AeroFit 2?
- Active noise cancellingYes · AeroFit 2: No
- Battery life11 h vs 10 h+10%
- Total with charging case52 h vs 42 h+24%
- Highest frequency40,000 Hz vs 20,000 Hz2×
- aptXYes · AeroFit 2: No
- Earbud weight (each)5.2 g vs 10 g+92%
- Microphones6 vs 4+50%
Why is AeroFit 2 better than Air Pro 4?
- Driver size10 mm vs 16.2 mm+62%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | Open-ear |
| Ear cup design | — | Open-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 10 mm | 16.2 mm |
| Number of drivers | — | 1 |
| Lowest frequency | 20 Hz | 20 Hz |
| Highest frequency | 40,000 Hz | 20,000 Hz |
| Impedance | — | 16 Ω |
| Hi-Res Audio | Yes | Yes |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | No |
| Adaptive ANC | Yes | — |
| Transparency / ambient mode | Yes | — |
| Microphones | 6 | 4 |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 11 h | 10 h |
| Battery life with ANC | 7.5 h | — |
| Total with charging case | 52 h | 42 h |
| Battery capacity | 54 mAh | — |
| Charging time | 1 h | 1 h |
| Quick charge (claimed) | — | 10 min → 4 h |
| Fast charging support | — | Yes |
| Wireless charging (case) | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 5.4 |
| Bluetooth codecs | LDAC, aptX Lossless, aptX | LDAC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | Yes |
| aptX | Yes | No |
| LDAC | Yes | Yes |
| Multipoint (two devices) | Yes | Yes |
| LE Audio | Yes | — |
| Auracast | Yes | — |
| USB-C | Yes | Yes |
| Latency | 50 ms | — |
| Low-latency game mode | Yes | — |
| Smart & streaming | ||
| Companion app | Yes | Yes |
| Design & build | ||
| Earbud weight (each) | 5.2 g | 10 g |
| Protection rating | IPX5 | IP55 |
| Water resistance (IPx) | IPx5 | IPx5 |
| Dust protection (IP) | — | 5 |
| Colours | — | Midnight Black, Pearl White, Minty Green, Midnight Blue, Brown |
| Features | ||
| Touch controls | Yes | Yes |
| Wear detection (auto pause) | Yes | — |
| Hands-free calls | Yes | Yes |
