Why is WH-CH720N better than WH-CH730N?
- Weight192 g vs 207 g+8%
Why is WH-CH730N better than WH-CH720N?
- Battery life50 h vs 75 h+50%
- Battery life with ANC32 h vs 50 h+56%
- Bluetooth version5.2 vs 6+15%
- Lowest frequency7 Hz vs 6 Hz+17%
- Charging time3.5 h vs 3 h+17%
Specifications
Side by side
| Sound | ||
| Fit | Over-ear | Over-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 30 mm | 30 mm |
| Lowest frequency | 7 Hz | 6 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | 31 Ω | 100 Ω |
| Sensitivity | 108 dB | 108 dB |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | Yes | Yes |
| Microphones | — | 2 |
| Battery & charging | ||
| Battery life | 50 h | 75 h |
| Battery life with ANC | 32 h | 50 h |
| Charging time | 3.5 h | 3 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.2 | 6 |
| Bluetooth codecs | AAC, SBC | LC3, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | No | No |
| LDAC | No | No |
| Multipoint (two devices) | Yes | Yes |
| LE Audio | — | Yes |
| USB-C | Yes | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Design & build | ||
| Weight | 192 g | 207 g |
| Foldable | Yes | Yes |
| Features | ||
| Hands-free calls | Yes | Yes |
