vs
7.2Noise control & calls7.2
3.8Battery4.9
4.3Build & features5.2
Why is ATH-TWX9 better than LinkBuds S?
- Lowest frequency10 Hz vs 20 Hz2×
- aptXYes · LinkBuds S: No
- Driver size5.8 mm vs 5 mm+16%
Why is LinkBuds S better than ATH-TWX9?
- Battery life6.5 h vs 9 h+38%
- LDACNo · ATH-TWX9: Yes
- Charging time2.5 h vs 2 h+25%
- Earbud weight (each)5.4 g vs 4.8 g+13%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | — | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 5.8 mm | 5 mm |
| Lowest frequency | 10 Hz | 20 Hz |
| Highest frequency | 40,000 Hz | 40,000 Hz |
| Impedance | 16 Ω | — |
| Sensitivity | 102 dB | — |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | Yes | Yes |
| Battery & charging | ||
| Battery life | 6.5 h | 9 h |
| Battery life with ANC | 6 h | 6 h |
| Total with charging case | — | 20 h |
| Charging time | 2.5 h | 2 h |
| Wireless charging (case) | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.2 | 5.2 |
| Bluetooth codecs | aptX Adaptive, aptX, AAC, SBC | LDAC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | Yes |
| aptX | Yes | No |
| LDAC | No | Yes |
| Multipoint (two devices) | Yes | Yes |
| LE Audio | — | Yes |
| USB-C | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | — | Alexa, Google Assistant |
| Design & build | ||
| Earbud weight (each) | 5.4 g | 4.8 g |
| Protection rating | IPX4 | IPX4 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | Yes |
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