Why is CX 80S better than Life U2i?
CX 80S has no measurable advantages in this pair.
Why is Life U2i better than CX 80S?
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 | — |
| 3.5 mm jack / AUX | Yes | — |
| Design & build | ||
| Weight | 10 g | — |
| Protection rating | — | IPX5 |
| Water resistance (IPx) | — | IPx5 |
