vs
6.8Noise control & calls9.2
Why is Aviator 900 ANC better than ALCHEM-E?
- Battery life60 h vs 45 h+33%
Why is ALCHEM-E better than Aviator 900 ANC?
- Lowest frequency20 Hz vs 8 Hz2.5×
- Highest frequency20,000 Hz vs 40,000 Hz2×
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 | 40 mm |
| Lowest frequency | 20 Hz | 8 Hz |
| Highest frequency | 20,000 Hz | 40,000 Hz |
| Impedance | 36 Ω | — |
| Sensitivity | 119 dB | — |
| Spatial / 3D audio | Yes | — |
| Head tracking | Yes | — |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Adaptive ANC | Yes | — |
| Transparency / ambient mode | Yes | — |
| Microphones | 6 | — |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 60 h | 45 h |
| Battery life with ANC | 50 h | — |
| Quick charge (claimed) | 10 min → 4 h | — |
| Fast charging support | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.3 |
| Bluetooth codecs | LC3 | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | — |
| aptX | No | — |
| LDAC | No | — |
| Multipoint (two devices) | Yes | — |
| LE Audio | Yes | — |
| USB-C | Yes | — |
| 3.5 mm jack / AUX | Yes | Yes |
| Low-latency game mode | Yes | — |
| Smart & streaming | ||
| Companion app | Yes | — |
| Design & build | ||
| Weight | 332 g | — |
| Water resistance (IPx) | IPx4 | — |
| Foldable | Yes | — |
| Colours | True Black, Tortoise | — |
| Features | ||
| Wear detection (auto pause) | Yes | — |
| Hands-free calls | Yes | — |
