4.9Battery4.8
Why is Studio Buds better than Free 2S?
- Battery life8 h vs 7 h+14%
Why is Free 2S better than Studio Buds?
- Water resistance (IPx)IPx4 vs IPx7+75%
- Total with charging case24 h vs 30 h+25%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Number of drivers | 1 | — |
| Spatial / 3D audio | — | Yes |
| Noise control | ||
| Active noise cancelling | Yes | — |
| Microphones | — | 4 |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | 8 h | 7 h |
| Total with charging case | 24 h | 30 h |
| Battery capacity | — | 40 mAh |
| Charging time | — | 1.5 h |
| Quick charge (claimed) | 5 min → 1 h | — |
| Fast charging support | Yes | — |
| Wireless charging (case) | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | — | 5.2 |
| Bluetooth codecs | — | SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | No |
| LDAC | — | No |
| USB-C | — | Yes |
| Latency | — | 60 ms |
| Low-latency game mode | — | Yes |
| Smart & streaming | ||
| Voice assistant | Siri | — |
| Companion app | Yes | — |
| Design & build | ||
| Protection rating | IPX4 | IPX7 |
| Water resistance (IPx) | IPx4 | IPx7 |
| Features | ||
| Touch controls | Yes | — |
