Why is KH-KZ30 better than TAH4209?
KH-KZ30 has no measurable advantages in this pair.
Why is TAH4209 better than KH-KZ30?
- Battery life35 h vs 55 h+57%
- Charging time3 h vs 2 h+50%
Specifications
Side by side
| Sound | ||
| Fit | — | On-ear |
| Ear cup design | — | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 30 mm | — |
| Lowest frequency | 20 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | — | 32 Ω |
| Sensitivity | — | 112 dB |
| Noise control | ||
| Active noise cancelling | — | No |
| Battery & charging | ||
| Battery life | 35 h | 55 h |
| Battery capacity | — | 600 mAh |
| Charging time | 3 h | 2 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.2 | 5.3 |
| Bluetooth codecs | SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | — |
| aptX | No | — |
| LDAC | No | — |
| Multipoint (two devices) | Yes | Yes |
| USB-C | — | Yes |
| Smart & streaming | ||
| Voice assistant | — | Google Assistant, Siri |
| Design & build | ||
| Weight | 157 g | 160 g |
| Foldable | Yes | — |
| Features | ||
| Hands-free calls | Yes | Yes |
