vs
4.4Battery5.9
Why is ATH-CKS30TW better than Reflect Aero TWS?
- Lowest frequency5 Hz vs 20 Hz4×
- Driver size9 mm vs 6.8 mm+32%
Why is Reflect Aero TWS better than ATH-CKS30TW?
- Battery life7.5 h vs 8 h+7%
- Water resistance (IPx)IPx5 vs IPx8+60%
- Charging time2.5 h vs 2 h+25%
- Dust protection (IP)5 vs 6+20%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Driver type | Dynamic | — |
| Driver size | 9 mm | 6.8 mm |
| Number of drivers | — | 1 |
| Lowest frequency | 5 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | 20 Ω | 16 Ω |
| Sensitivity | 110 dB | 99 dB |
| Adjustable equaliser | Yes | — |
| Noise control | ||
| Active noise cancelling | — | Yes |
| Transparency / ambient mode | Yes | — |
| Battery & charging | ||
| Battery life | 7.5 h | 8 h |
| Battery life with ANC | — | 7 h |
| Charging time | 2.5 h | 2 h |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.1 | 5.2 |
| Bluetooth codecs | AAC, SBC | — |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | — |
| aptX | No | — |
| LDAC | No | — |
| Multipoint (two devices) | Yes | — |
| USB-C | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | — | Alexa, Google Assistant |
| Design & build | ||
| Earbud weight (each) | 4.5 g | — |
| Protection rating | IP55 | IP68 |
| Water resistance (IPx) | IPx5 | IPx8 |
| Dust protection (IP) | 5 | 6 |
| Features | ||
| Touch controls | Yes | — |
| Hands-free calls | Yes | — |









