vs
4.9Noise control & calls5.0
9.0Battery7.4
Why is MASTER BUDS 2 better than OpenDots 2?
- Battery life30 h vs 10 h3×
- Hi-res codec (LDAC / aptX HD / LHDC)Yes · OpenDots 2: No
Why is OpenDots 2 better than MASTER BUDS 2?
- Total with charging case30 h vs 40 h+33%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | Open-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | — | 11.8 mm |
| Number of drivers | — | 2 |
| Lowest frequency | — | 100 Hz |
| Highest frequency | — | 20,000 Hz |
| Spatial / 3D audio | Yes | — |
| Hi-Res Audio | Yes | — |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | No | No |
| Microphones | 6 | 6 |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | 30 h | 10 h |
| Total with charging case | 30 h | 40 h |
| Charging time | — | 2 h |
| Quick charge (claimed) | — | 5 min → 2 h |
| Fast charging support | — | Yes |
| Wireless charging (case) | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | — | 6.1 |
| Bluetooth codecs | LHDC | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | No |
| aptX | No | No |
| LDAC | No | No |
| Multipoint (two devices) | — | Yes |
| USB-C | — | Yes |
| Smart & streaming | ||
| Companion app | — | Yes |
| Design & build | ||
| Earbud weight (each) | — | 6.4 g |
| Protection rating | — | IP57 |
| Water resistance (IPx) | — | IPx7 |
| Dust protection (IP) | — | 5 |
| Colours | — | Pink, Black, Grey, Pearl White |
| Features | ||
| Touch controls | — | Yes |
| Hands-free calls | — | Yes |
