Why is CX 80 U better than Life U2i?
CX 80 U has no measurable advantages in this pair.
Why is Life U2i better than CX 80 U?
Life U2i has no measurable advantages in this pair.
Specifications
Side by side
| Sound | ||
| Fit | In-ear | Neckband |
| Ear cup design | Closed-back | — |
| Driver type | Dynamic | — |
| Driver size | — | 10 mm |
| Lowest frequency | 17 Hz | — |
| Highest frequency | 20,000 Hz | — |
| Impedance | 28 Ω | — |
| Sensitivity | 119 dB | — |
| Noise control | ||
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | — | 3 h |
| Connectivity | ||
| Wireless | No | — |
| USB-C | Yes | — |
| Design & build | ||
| Weight | 14 g | — |
| Protection rating | — | IPX5 |
| Water resistance (IPx) | — | IPx5 |
