vs
5.3Noise control & calls5.1
5.7Battery8.0
4.3Build & features8.2
Why is Freebuds 7i better than Buds 4?
- LDACYes · Buds 4: No
- Microphones3 vs 2+50%
- Charging time1 h vs 1.2 h+20%
Why is Buds 4 better than Freebuds 7i?
- Battery life8 h vs 11 h+38%
- Total with charging case35 h vs 45 h+29%
- Water resistance (IPx)IPx4 vs IPx5+25%
- Battery life with ANC5 h vs 6 h+20%
- Lowest frequency20 Hz vs 15 Hz+33%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Driver type | Dynamic | — |
| Driver size | 11 mm | — |
| Lowest frequency | 20 Hz | 15 Hz |
| Highest frequency | 40,000 Hz | 40,000 Hz |
| Impedance | — | 18 Ω |
| Sensitivity | 90 dB | 38 dB |
| Spatial / 3D audio | Yes | — |
| Head tracking | Yes | — |
| Hi-Res Audio | Yes | Yes |
| Adjustable equaliser | Yes | — |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Transparency / ambient mode | Yes | Yes |
| Microphones | 3 | 2 |
| Noise reduction for calls | Yes | — |
| Battery & charging | ||
| Battery life | 8 h | 11 h |
| Battery life with ANC | 5 h | 6 h |
| Total with charging case | 35 h | 45 h |
| Charging time | 1 h | 1.2 h |
| Quick charge (claimed) | 10 min → 4 h | — |
| Fast charging support | Yes | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.4 |
| Bluetooth codecs | LDAC, AAC, SBC | LHDC, AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | Yes | Yes |
| aptX | No | No |
| LDAC | Yes | No |
| Multipoint (two devices) | Yes | — |
| USB-C | Yes | Yes |
| Low-latency game mode | — | Yes |
| Design & build | ||
| Weight | — | 49 g |
| Earbud weight (each) | 5.4 g | — |
| Protection rating | IP54 | IP55 |
| Water resistance (IPx) | IPx4 | IPx5 |
| Dust protection (IP) | 5 | 5 |
| Features | ||
| Touch controls | Yes | — |
| Hands-free calls | Yes | — |
