vs
9.3Noise control & calls8.8
4.3Battery8.1
8.3Build & features4.4
Why is 4XD1R31390 better than xboom Buds?
- Water resistance (IPx)IPx5 vs IPx4+25%
- Driver size12.2 mm vs 10 mm+22%
Why is xboom Buds better than 4XD1R31390?
- Battery life with ANC4 h vs 24 h6×
- Battery life7 h vs 10 h+43%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Driver size | 12.2 mm | 10 mm |
| Lowest frequency | 20 Hz | — |
| Highest frequency | 20,000 Hz | — |
| Impedance | 16 Ω | — |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Microphones | — | 6 |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | 7 h | 10 h |
| Battery life with ANC | 4 h | 24 h |
| Total with charging case | — | 30 h |
| Charging time | 1 h | 1 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.3 | 5.4 |
| Bluetooth codecs | — | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | No |
| LDAC | — | No |
| Multipoint (two devices) | Yes | Yes |
| USB-C | Yes | Yes |
| Smart & streaming | ||
| Voice assistant | — | Google Assistant, Siri |
| Design & build | ||
| Weight | 47 g | — |
| Earbud weight (each) | — | 5.3 g |
| Protection rating | IP55 | — |
| Water resistance (IPx) | IPx5 | IPx4 |
| Dust protection (IP) | 5 | — |
| Features | ||
| Touch controls | Yes | — |
| Hands-free calls | Yes | — |
