vs
7.6Battery9.7
7.5Build & features6.7
Why is TOUR Pro 2 better than Sleep A20?
- Water resistance (IPx)IPx5 vs IPx4+25%
Why is Sleep A20 better than TOUR Pro 2?
- Battery life10 h vs 14 h+40%
- Earbud weight (each)6.1 g vs 3 g2×
- Charging time2 h vs 1.5 h+33%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Closed-back | — |
| Driver type | Dynamic | — |
| Driver size | 10 mm | — |
| Lowest frequency | 20 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | 16 Ω | 16 Ω |
| Sensitivity | 100 dB | — |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | — |
| Transparency / ambient mode | Yes | — |
| Battery & charging | ||
| Battery life | 10 h | 14 h |
| Battery life with ANC | 8 h | — |
| Total with charging case | 40 h | — |
| Charging time | 2 h | 1.5 h |
| Fast charging support | Yes | — |
| Wireless charging (case) | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.3 |
| Bluetooth codecs | AAC, SBC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | No |
| aptX | No | No |
| LDAC | No | No |
| Multipoint (two devices) | Yes | — |
| USB-C | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | Alexa, Google Assistant, Siri | — |
| Design & build | ||
| Earbud weight (each) | 6.1 g | 3 g |
| Protection rating | IPX5 | IPX4 |
| Water resistance (IPx) | IPx5 | IPx4 |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | — |









