vs
5.1Noise control & calls9.3
3.7Battery2.5
4.9Build & features6.1
Why is AirPods 3 better than FreeBuds 4?
- Battery life6 h vs 4 h+50%
- Battery life with ANC5 h vs 2.5 h2×
Why is FreeBuds 4 better than AirPods 3?
- Bluetooth version5 vs 5.2+4%
- Earbud weight (each)5.4 g vs 4.1 g+32%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | Semi-in-ear (open) |
| Ear cup design | Closed-back | Open-back |
| Driver type | Dynamic | Dynamic |
| Driver size | — | 14.3 mm |
| Lowest frequency | — | 20 Hz |
| Highest frequency | — | 40,000 Hz |
| Spatial / 3D audio | Yes | — |
| Head tracking | Yes | — |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Adaptive ANC | Yes | — |
| Transparency / ambient mode | Yes | — |
| Microphones | 2 | — |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 6 h | 4 h |
| Battery life with ANC | 5 h | 2.5 h |
| Total with charging case | 30 h | — |
| Charging time | — | 1 h |
| Quick charge (claimed) | 5 min → 1 h | — |
| Fast charging support | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5 | 5.2 |
| Bluetooth codecs | — | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | No |
| LDAC | — | No |
| Multipoint (two devices) | Yes | Yes |
| USB-C | — | Yes |
| Smart & streaming | ||
| Voice assistant | Siri | — |
| Design & build | ||
| Earbud weight (each) | 5.4 g | 4.1 g |
| Protection rating | IPX4 | IPX4 |
| Water resistance (IPx) | IPx4 | IPx4 |
| Features | ||
| Wear detection (auto pause) | Yes | — |
| Hands-free calls | — | Yes |
