| Product |
Huawei Watch Fit 4
|
Vivo Watch 2
|
| Battery |
| Charging |
5W wireless |
10W wireless |
| Type |
Li-Ion 400 mAh |
|
| Body |
| Build |
Glass front, aluminum alloy frame, plastic back |
Glass front, stainless steel frame 316L |
| Dimensions |
43 x 38 x 9.5 mm (1.69 x 1.50 x 0.37 in) |
46.4 x 46.4 x 11 mm (1.83 x 1.83 x 0.43 in) |
| SIM |
No |
eSIM |
| Weight |
27 g (0.95 oz) |
47 g (1.66 oz) |
| |
5 ATM water resistant |
5ATM water resistant
50m water resistant |
| Camera |
| |
No |
No |
| Comms |
| Bluetooth |
5.2, LE |
5.2, A2DP, LE |
| NFC |
Yes (gray model only) |
Yes |
| Positioning |
GPS (L1+L5), GALILEO (E1+E5a), QZSS (L1+L5), BDS (B1l+B1C), GLONASS |
GPS, GLONASS, GALILEO, BDS |
| Radio |
No |
No |
| USB |
No |
No |
| WLAN |
No |
No |
| Display |
| Resolution |
480 x 408 pixels (~347 ppi density) |
466 x 466 pixels (~326 ppi density) |
| Size |
1.82 inches |
1.43 inches |
| Type |
AMOLED, 2000 nits (peak) |
AMOLED |
| Features |
| Games |
No |
- |
| Java |
No |
- |
| Messaging |
Email, IM |
- |
| Sensors |
Accelerometer, gyro, heart rate, SpO2, compass, barometer |
Accelerometer, gyro, heart rate, barometer, compass, altimeter, SpO2 |
| |
Pulse wave arrhythmia analysis |
- |
| Launch |
| Announced |
2025, May 15 |
2021, December 22 |
| Status |
Available. Released 2025, May 26 |
Available. Released 2021, December 29 |
| Memory |
| Call records |
No |
- |
| Card slot |
No |
No |
| Internal |
Unspecified |
2GB |
| Phonebook |
No |
- |
| Misc |
| Colors |
Black, Silver |
Black, Brown, Silver |
| Models |
SYA-B19 |
WA2156A |
| Network |
| 2G bands |
N/A |
N/A |
| 3G bands |
N/A |
HSDPA 850 / 900 / 2100 |
| 4G bands |
N/A |
1, 3, 5, 8, 34, 38, 39, 40, 41 |
| EDGE |
No |
- |
| GPRS |
No |
- |
| Speed |
No |
HSPA, LTE |
| Technology |
No cellular connectivity |
HSPA / LTE |
| Platform |
| OS |
- |
Proprietary OS |
| Sound |
| 3.5mm jack |
No |
No |
| Loudspeaker |
Yes |
Yes |
