vs
5.8Noise control & calls8.6
8.7Battery5.7
Why is Air Pro 4 better than Freebuds 6i?
- Battery life11 h vs 8 h+38%
- Hi-res codec (LDAC / aptX HD / LHDC)Yes · Freebuds 6i: No
- Battery life with ANC7.5 h vs 5 h+50%
- Total with charging case52 h vs 35 h+49%
- Water resistance (IPx)IPx5 vs IPx4+25%
- aptXYes · Freebuds 6i: No
- LDACYes · Freebuds 6i: No
- Charging time1 h vs 1.5 h+50%
Why is Freebuds 6i better than Air Pro 4?
- Driver size10 mm vs 11 mm+10%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Driver type | Dynamic | — |
| Driver size | 10 mm | 11 mm |
| Number of drivers | — | 1 |
| Lowest frequency | 20 Hz | — |
| Highest frequency | 40,000 Hz | — |
| Hi-Res Audio | Yes | Yes |
| Adjustable equaliser | Yes | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Adaptive ANC | Yes | — |
| Transparency / ambient mode | Yes | — |
| Microphones | 6 | — |
| Noise reduction for calls | Yes | Yes |
| Battery & charging | ||
| Battery life | 11 h | 8 h |
| Battery life with ANC | 7.5 h | 5 h |
| Total with charging case | 52 h | 35 h |
| Battery capacity | 54 mAh | 55 mAh |
| Charging time | 1 h | 1.5 h |
| Quick charge (claimed) | — | 10 min → 4 h |
| Fast charging support | — | Yes |
| Wireless charging (case) | Yes | — |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.4 | 5.3 |
| Bluetooth codecs | LDAC, aptX Lossless, aptX | LC3, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | No |
| aptX | Yes | No |
| LDAC | Yes | No |
| Multipoint (two devices) | Yes | Yes |
| LE Audio | Yes | Yes |
| Auracast | Yes | — |
| USB-C | Yes | Yes |
| Latency | 50 ms | — |
| Low-latency game mode | Yes | — |
| Smart & streaming | ||
| Companion app | Yes | — |
| Design & build | ||
| Earbud weight (each) | 5.2 g | — |
| Protection rating | IPX5 | IP54 |
| Water resistance (IPx) | IPx5 | IPx4 |
| Dust protection (IP) | — | 5 |
| Features | ||
| Touch controls | Yes | Yes |
| Wear detection (auto pause) | Yes | — |
| Hands-free calls | Yes | Yes |
