Why is ATH-CK1TW better than Mod?
- Highest frequency25,000 Hz vs 20,000 Hz+25%
Why is Mod better than ATH-CK1TW?
- Earbud weight (each)6 g vs 4.6 g+30%
- Driver size4.9 mm vs 6 mm+22%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Driver type | Dynamic | — |
| Driver size | 4.9 mm | 6 mm |
| Lowest frequency | 20 Hz | 20 Hz |
| Highest frequency | 25,000 Hz | 20,000 Hz |
| Impedance | 16 Ω | 16 Ω |
| Sensitivity | 98 dB | 95 dB |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Transparency / ambient mode | — | Yes |
| Battery & charging | ||
| Battery life | 7 h | 7 h |
| Charging time | 3 h | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.1 | 5.2 |
| Bluetooth codecs | SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | — |
| aptX | No | — |
| LDAC | No | — |
| Multipoint (two devices) | — | Yes |
| USB-C | Yes | Yes |
| Design & build | ||
| Earbud weight (each) | 6 g | 4.6 g |
| Protection rating | IPX5 | IP55 |
| Water resistance (IPx) | IPx5 | IPx5 |
| Dust protection (IP) | — | 5 |
| Features | ||
| Hands-free calls | Yes | Yes |
