vs
3.8Noise control & calls7.8
Why is Hi-X55 better than WH-1000XM4?
Hi-X55 has no measurable advantages in this pair.
Why is WH-1000XM4 better than Hi-X55?
- Active noise cancellingNo · Hi-X55: Yes
- Weight305 g vs 254 g+20%
- Highest frequency28,000 Hz vs 40,000 Hz+43%
- Lowest frequency5 Hz vs 4 Hz+25%
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 |
| Number of drivers | — | 1 |
| Lowest frequency | 5 Hz | 4 Hz |
| Highest frequency | 28,000 Hz | 40,000 Hz |
| Impedance | 25 Ω | 16 Ω |
| Sensitivity | 118 dB | 101 dB |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | No | Yes |
| Transparency / ambient mode | — | Yes |
| Battery & charging | ||
| Battery life | — | 38 h |
| Battery life with ANC | — | 30 h |
| Charging time | — | 3 h |
| Quick charge (claimed) | — | 10 min → 5 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | No | Yes |
| Bluetooth version | — | 5 |
| Bluetooth codecs | — | LDAC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | Yes |
| aptX | — | No |
| LDAC | — | Yes |
| Multipoint (two devices) | — | Yes |
| NFC pairing | — | Yes |
| USB-C | — | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | — | Google Assistant |
| Companion app | — | Yes |
| Design & build | ||
| Weight | 305 g | 254 g |
| Foldable | Yes | Yes |
| Colours | Grey | — |
| Features | ||
| Touch controls | — | Yes |
| Hands-free calls | — | Yes |
