vs
4.6Noise control & calls7.2
6.6Battery9.3
7.6Build & features8.5
Why is OpenDots Air better than Liberty Buds 2?
- Driver size11.8 mm vs 9.2 mm+28%
Why is Liberty Buds 2 better than OpenDots Air?
- Active noise cancellingNo · OpenDots Air: Yes
- Battery life9 h vs 12 h+33%
- Hi-res codec (LDAC / aptX HD / LHDC)No · OpenDots Air: Yes
- Lowest frequency100 Hz vs 20 Hz5×
- Highest frequency20,000 Hz vs 40,000 Hz2×
- Charging time2 h vs 1 h2×
- LDACNo · OpenDots Air: Yes
- Earbud weight (each)6.3 g vs 4.7 g+34%
Specifications
Side by side
| Sound | ||
| Fit | Open-ear | In-ear |
| Ear cup design | Closed-back | — |
| Driver type | Dynamic | Dynamic |
| Driver size | 11.8 mm | 9.2 mm |
| Lowest frequency | 100 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 40,000 Hz |
| Impedance | — | 16 Ω |
| Spatial / 3D audio | — | Yes |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | No | Yes |
| Transparency / ambient mode | — | Yes |
| Microphones | 4 | — |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 9 h | 12 h |
| Total with charging case | 36 h | — |
| Charging time | 2 h | 1 h |
| Quick charge (claimed) | 10 min → 2 h | — |
| Fast charging support | Yes | — |
| Wireless charging (case) | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 6.1 | 6.1 |
| Bluetooth codecs | AAC, SBC | LDAC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | Yes |
| aptX | No | No |
| LDAC | No | Yes |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | Yes |
| Smart & streaming | ||
| Companion app | Yes | — |
| Design & build | ||
| Earbud weight (each) | 6.3 g | 4.7 g |
| Protection rating | IP55 | IP55 |
| Water resistance (IPx) | IPx5 | IPx5 |
| Dust protection (IP) | 5 | 5 |
| Colours | Daybreak Purple, Black | — |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | Yes |
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