Why is HA-NP40T better than Zero:Red?
- Driver size16 mm vs 10 mm+60%
Why is Zero:Red better than HA-NP40T?
- Number of drivers1 vs 22×
- Highest frequency20,000 Hz vs 39,500 Hz+98%
Specifications
Side by side
| Sound | ||
| Fit | Bone conduction | In-ear |
| Ear cup design | Open-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 16 mm | 10 mm |
| Number of drivers | 1 | 2 |
| Lowest frequency | 20 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 39,500 Hz |
| Impedance | — | 10 Ω |
| Sensitivity | — | 117 dB |
| Battery & charging | ||
| Battery life | 7 h | — |
| Charging time | 2 h | — |
| Connectivity | ||
| Wireless | Yes | No |
| Bluetooth version | 5.4 | — |
| Bluetooth codecs | AAC, SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | — |
| aptX | No | — |
| LDAC | No | — |
| 3.5 mm jack / AUX | — | Yes |
| Design & build | ||
| Protection rating | IPX4 | — |
| Water resistance (IPx) | IPx4 | — |
| Colours | — | Blue, Black, Red |
| Features | ||
| Touch controls | Yes | — |
| Hands-free calls | Yes | — |
