Why is TAH6509 better than WH-CH720N?
- Battery life70 h vs 50 h+40%
- Battery life with ANC45 h vs 32 h+41%
- Highest frequency40,000 Hz vs 20,000 Hz2×
- Charging time2 h vs 3.5 h+75%
Why is WH-CH720N better than TAH6509?
- Lowest frequency20 Hz vs 7 Hz2.9×
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 |
| Lowest frequency | 20 Hz | 7 Hz |
| Highest frequency | 40,000 Hz | 20,000 Hz |
| Impedance | — | 31 Ω |
| Sensitivity | — | 108 dB |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | — | Yes |
| Battery & charging | ||
| Battery life | 70 h | 50 h |
| Battery life with ANC | 45 h | 32 h |
| Charging time | 2 h | 3.5 h |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.2 |
| Bluetooth codecs | SBC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | No | No |
| LDAC | No | No |
| Multipoint (two devices) | — | Yes |
| USB-C | — | Yes |
| 3.5 mm jack / AUX | Yes | Yes |
| Design & build | ||
| Weight | — | 192 g |
| Foldable | Yes | Yes |
| Colours | Black | — |
| Features | ||
| Hands-free calls | — | Yes |
