vs
Why is ATH-CKS660XBT better than CX 80S?
- Lowest frequency5 Hz vs 17 Hz3.4×
- Highest frequency40,000 Hz vs 20,000 Hz2×
Why is CX 80S better than ATH-CKS660XBT?
- Weight26 g vs 10 g2.6×
Specifications
Side by side
| Sound | ||
| Fit | Neckband | In-ear |
| Ear cup design | — | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 9.8 mm | — |
| Lowest frequency | 5 Hz | 17 Hz |
| Highest frequency | 40,000 Hz | 20,000 Hz |
| Impedance | 16 Ω | 28 Ω |
| Sensitivity | 104 dB | 119 dB |
| Battery & charging | ||
| Battery life | 20 h | — |
| Charging time | 2 h | — |
| Connectivity | ||
| Wireless | Yes | No |
| Bluetooth version | 5 | — |
| Bluetooth codecs | AAC, 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 | 26 g | 10 g |
| Protection rating | IPX2 | — |
| Water resistance (IPx) | IPx2 | — |
| Features | ||
| Hands-free calls | Yes | — |
