Why is 4XD1J77351 better than WF-C510?
- Driver size9 mm vs 6 mm+50%
Why is WF-C510 better than 4XD1J77351?
- Lowest frequency100 Hz vs 20 Hz5×
Specifications
Side by side
| Sound | ||
| Fit | In-ear | Bone conduction |
| Ear cup design | — | Closed-back |
| Driver type | — | Dynamic |
| Driver size | 9 mm | 6 mm |
| Lowest frequency | 100 Hz | 20 Hz |
| Highest frequency | 20,000 Hz | 20,000 Hz |
| Impedance | 32 Ω | — |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Transparency / ambient mode | — | Yes |
| Battery & charging | ||
| Battery life | — | 11 h |
| Charging time | — | 3 h |
| Fast charging support | — | Yes |
| Connectivity | ||
| Wireless | No | Yes |
| Bluetooth version | — | 5.3 |
| Bluetooth codecs | — | AAC, SBC |
| Hi-res codec (LDAC / aptX HD / LHDC) | — | No |
| aptX | — | No |
| LDAC | — | No |
| Multipoint (two devices) | — | Yes |
| USB-C | Yes | Yes |
| Design & build | ||
| Earbud weight (each) | — | 4.6 g |
| Protection rating | — | IPX4 |
| Water resistance (IPx) | — | IPx4 |
| Colours | Black | — |
| Features | ||
| Hands-free calls | Yes | Yes |
