vs
7.8Noise control & calls6.9
5.6Battery6.6
Why is WH-XB910N better than REAL Blue 2021?
- Hi-res codec (LDAC / aptX HD / LHDC)Yes · REAL Blue 2021: No
- LDACYes · REAL Blue 2021: No
- Weight252 g vs 280 g+11%
- Bluetooth version5.2 vs 5+4%
- Lowest frequency7 Hz vs 10 Hz+43%
- Highest frequency25,000 Hz vs 20,000 Hz+25%
Why is REAL Blue 2021 better than WH-XB910N?
- Battery life50 h vs 55 h+10%
- aptXNo · WH-XB910N: Yes
Specifications
Side by side
| Sound | ||
| Fit | — | Over-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 40 mm | 40 mm |
| Number of drivers | — | 1 |
| Lowest frequency | 7 Hz | 10 Hz |
| Highest frequency | 25,000 Hz | 20,000 Hz |
| Impedance | — | 18 Ω |
| Sensitivity | — | 102 dB |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | Yes | Yes |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | 50 h | 55 h |
| Battery life with ANC | — | 41 h |
| Battery capacity | — | 700 mAh |
| Charging time | 3.5 h | — |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.2 | 5 |
| Bluetooth codecs | LDAC, AAC, SBC | aptX, AAC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | No |
| aptX | No | Yes |
| LDAC | Yes | No |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Smart & streaming | ||
| Companion app | — | Yes |
| Design & build | ||
| Weight | 252 g | 280 g |
| Foldable | Yes | Yes |
| Features | ||
| Touch controls | Yes | — |
| Hands-free calls | Yes | — |
