vs
Why is OpenRun Mini USB-C better than Zero:Red?
OpenRun Mini USB-C has no measurable advantages in this pair.
Why is Zero:Red better than OpenRun Mini USB-C?
- Highest frequency20,000 Hz vs 39,500 Hz+98%
- Lowest frequency21 Hz vs 20 Hz+5%
Specifications
Side by side
| Sound | ||
| Fit | Bone conduction | In-ear |
| Ear cup design | Open-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | — | 10 mm |
| Number of drivers | — | 2 |
| Lowest frequency | 21 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 39,500 Hz |
| Impedance | 8 Ω | 10 Ω |
| Sensitivity | 4 dB | 117 dB |
| Adjustable equaliser | Yes | — |
| Battery & charging | ||
| Battery life | 10 h | — |
| Charging time | 1.5 h | — |
| Fast charging support | Yes | — |
| Connectivity | ||
| Wireless | Yes | No |
| Bluetooth version | 5.1 | — |
| Bluetooth codecs | SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | — |
| aptX | No | — |
| LDAC | No | — |
| Multipoint (two devices) | Yes | — |
| USB-C | Yes | — |
| 3.5 mm jack / AUX | — | Yes |
| Design & build | ||
| Weight | 380 g | — |
| Protection rating | IPX4 | — |
| Water resistance (IPx) | IPx4 | — |
| Dust protection (IP) | 6 | — |
| Colours | — | Blue, Black, Red |
| Features | ||
| Hands-free calls | Yes | — |
