vs
9.0Battery9.4
2.1Build & features4.3
Why is ATH-CKS660XBT better than Tune 235BT?
- Lowest frequency5 Hz vs 20 Hz4×
- Highest frequency40,000 Hz vs 20,000 Hz2×
Why is Tune 235BT better than ATH-CKS660XBT?
- Battery life20 h vs 25 h+25%
- Water resistance (IPx)IPx2 vs IPx42×
- Weight26 g vs 19 g+38%
- Bluetooth version5 vs 5.4+8%
- Driver size9.8 mm vs 12.5 mm+28%
Specifications
Side by side
| Sound | ||
| Fit | Neckband | Neckband |
| Ear cup design | — | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 9.8 mm | 12.5 mm |
| Lowest frequency | 5 Hz | 20 Hz |
| Highest frequency | 40,000 Hz | 20,000 Hz |
| Impedance | 16 Ω | 16 Ω |
| Sensitivity | 104 dB | 98 dB |
| Adjustable equaliser | — | Yes |
| Battery & charging | ||
| Battery life | 20 h | 25 h |
| Charging time | 2 h | 2 h |
| Quick charge (claimed) | — | 10 min → 3 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5 | 5.4 |
| Bluetooth codecs | AAC, SBC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | No | No |
| LDAC | No | No |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | Yes |
| Smart & streaming | ||
| Companion app | — | Yes |
| Design & build | ||
| Weight | 26 g | 19 g |
| Protection rating | IPX2 | IPX4 |
| Water resistance (IPx) | IPx2 | IPx4 |
| Features | ||
| Hands-free calls | Yes | Yes |
