vs
9.6Sound5.3
7.2Noise control & calls5.0
4.4Battery7.8
3.9Build & features4.4
Why is FreeBuds Pro 3 better than Liberty 4 NC?
- Active noise cancellingYes · Liberty 4 NC: No
- Charging time1 h vs 3 h3×
- Highest frequency48,000 Hz vs 20,000 Hz2.4×
- Lowest frequency14 Hz vs 20 Hz+43%
Why is Liberty 4 NC better than FreeBuds Pro 3?
- Battery life6 h vs 10 h+67%
- Total with charging case31 h vs 50 h+61%
- Earbud weight (each)5.8 g vs 5.2 g+12%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Closed-back | — |
| Driver type | Dynamic | Dynamic |
| Driver size | 11 mm | 11 mm |
| Number of drivers | 2 | — |
| Lowest frequency | 14 Hz | 20 Hz |
| Highest frequency | 48,000 Hz | 20,000 Hz |
| Impedance | — | 10 Ω |
| Hi-Res Audio | Yes | Yes |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | No |
| Adaptive ANC | — | Yes |
| Transparency / ambient mode | Yes | Yes |
| Microphones | — | 6 |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | 6 h | 10 h |
| Battery life with ANC | 4 h | — |
| Total with charging case | 31 h | 50 h |
| Battery capacity | 55 mAh | — |
| Charging time | 1 h | 3 h |
| Wireless charging (case) | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.2 | 5.3 |
| Bluetooth codecs | LDAC, AAC, SBC | LDAC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | Yes |
| aptX | No | No |
| LDAC | Yes | Yes |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | Yes |
| Design & build | ||
| Earbud weight (each) | 5.8 g | 5.2 g |
| Protection rating | IP54 | IPX4 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Dust protection (IP) | 5 | — |
| Colours | — | Velvet Black, Clear White, Navy Blue, Pastel Pink, Light Blue |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | Yes | Yes |
