vs
3.0Noise control & calls9.3
3.6Battery4.3
Why is Earbuds Open better than FreeBuds Pro 4?
- Driver size16 mm vs 11 mm+45%
- Charging time1.8 h vs 2.5 h+39%
- Battery capacity58 mAh vs 55 mAh+5%
Why is FreeBuds Pro 4 better than Earbuds Open?
- Active noise cancellingNo · Earbuds Open: Yes
- Battery life6 h vs 7 h+17%
- Total with charging case22 h vs 33 h+50%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Open-back | Closed-back |
| Driver type | Dynamic | Planar magnetic |
| Driver size | 16 mm | 11 mm |
| Number of drivers | — | 2 |
| Lowest frequency | — | 14 Hz |
| Highest frequency | — | 48,000 Hz |
| Hi-Res Audio | — | Yes |
| Noise control | ||
| Active noise cancelling | No | Yes |
| Battery & charging | ||
| Battery life | 6 h | 7 h |
| Battery life with ANC | — | 5 h |
| Total with charging case | 22 h | 33 h |
| Battery capacity | 58 mAh | 55 mAh |
| Charging time | 1.8 h | 2.5 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.2 | 5.2 |
| Bluetooth codecs | — | LDAC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | Yes |
| aptX | — | No |
| LDAC | — | Yes |
| Multipoint (two devices) | — | Yes |
| USB-C | — | Yes |
| Design & build | ||
| Protection rating | IP54 | IP54 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Dust protection (IP) | 5 | 5 |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | — |
