vs
7.2Noise control & calls7.2
3.8Battery4.2
4.3Build & features3.7
Why is ATH-TWX9 better than QuietComfort Earbuds II?
- Hi-res codec (LDAC / aptX HD / LHDC)Yes · QuietComfort Earbuds II: No
- Battery life6.5 h vs 6 h+8%
- aptXYes · QuietComfort Earbuds II: No
- Earbud weight (each)5.4 g vs 6 g+11%
Why is QuietComfort Earbuds II better than ATH-TWX9?
- Charging time2.5 h vs 1 h2.5×
Specifications
Side by side
| Sound | ||
| Fit | In-ear | Semi-in-ear (open) |
| Driver type | Dynamic | — |
| Driver size | 5.8 mm | — |
| Lowest frequency | 10 Hz | — |
| Highest frequency | 40,000 Hz | — |
| Impedance | 16 Ω | — |
| Sensitivity | 102 dB | — |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | Yes | Yes |
| Battery & charging | ||
| Battery life | 6.5 h | 6 h |
| Battery life with ANC | 6 h | — |
| Charging time | 2.5 h | 1 h |
| Wireless charging (case) | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.2 | 5.3 |
| Bluetooth codecs | aptX Adaptive, aptX, AAC, SBC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | No |
| aptX | Yes | No |
| LDAC | No | No |
| Multipoint (two devices) | Yes | — |
| USB-C | Yes | Yes |
| Design & build | ||
| Earbud weight (each) | 5.4 g | 6 g |
| Protection rating | IPX4 | IPX4 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | Yes |
