vs
5.8Noise control & calls7.8
Why is Fidelio L4 better than Aionic 50 Gen 2?
- Battery life50 h vs 45 h+11%
- Lowest frequency7 Hz vs 20 Hz2.9×
- Highest frequency40,000 Hz vs 22,000 Hz+82%
- Bluetooth version5.3 vs 5.1+4%
Why is Aionic 50 Gen 2 better than Fidelio L4?
Aionic 50 Gen 2 has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Fit | Over-ear | In-ear |
| Ear cup design | Closed-back | — |
| Driver type | Dynamic | — |
| Driver size | 40 mm | — |
| Lowest frequency | 7 Hz | 20 Hz |
| Highest frequency | 40,000 Hz | 22,000 Hz |
| Impedance | 16 Ω | — |
| Sensitivity | 99 dB | — |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | Yes | Yes |
| Microphones | 2 | — |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 50 h | 45 h |
| Battery life with ANC | 40 h | — |
| Battery capacity | 800 mAh | — |
| Charging time | 2 h | — |
| Fast charging support | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.1 |
| Bluetooth codecs | LDAC, LC3, AAC, SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | — |
| aptX | No | — |
| LDAC | Yes | — |
| Multipoint (two devices) | Yes | — |
| LE Audio | Yes | — |
| USB-C | — | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | Google Assistant | — |
| Design & build | ||
| Colours | Black | Black |
| Features | ||
| Touch controls | Yes | — |
| Hands-free calls | Yes | Yes |









