vs
9.1Battery9.7
7.3Build & features6.7
Why is ATH-CKS50TW2 better than Sleep A20?
- Battery life25 h vs 14 h+79%
- Lowest frequency5 Hz vs 20 Hz4×
- Water resistance (IPx)IPx5 vs IPx4+25%
Why is Sleep A20 better than ATH-CKS50TW2?
- Earbud weight (each)7.2 g vs 3 g2.4×
- Charging time2.5 h vs 1.5 h+67%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Driver type | Dynamic | — |
| Driver size | 9 mm | — |
| Lowest frequency | 5 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | 20 Ω | 16 Ω |
| Sensitivity | 110 dB | — |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | — |
| Transparency / ambient mode | Yes | — |
| Battery & charging | ||
| Battery life | 25 h | 14 h |
| Battery life with ANC | 15 h | — |
| Charging time | 2.5 h | 1.5 h |
| Wireless charging (case) | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.3 |
| Bluetooth codecs | LC3, AAC, SBC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | No | No |
| LDAC | No | No |
| Multipoint (two devices) | Yes | — |
| LE Audio | Yes | — |
| USB-C | Yes | Yes |
| Design & build | ||
| Earbud weight (each) | 7.2 g | 3 g |
| Protection rating | IP55 | IPX4 |
| Water resistance (IPx) | IPx5 | IPx4 |
| Dust protection (IP) | 5 | — |
| Features | ||
| Touch controls | — | Yes |
| Hands-free calls | Yes | — |
Related comparisons
vs
JBL Live Flex 3vsAudio Technica ATH-CKS50TW29.19.1
vsJBL Live Buds 3vsAudio Technica ATH-CKS50TW29.19.1
vsJBL Live Beam 3vsAudio Technica ATH-CKS50TW29.29.1
vsFairphone FairbudsvsAudio Technica ATH-CKS50TW2vs
Audio Technica ATH-CKS50TW2vsradius Hear-scape Beethoven HP-B100BT
vs
Soundcore Sleep A30vsSoundcore Sleep A208.19.1