| Product |
Xiaomi Watch S2
|
Vivo Watch 3
|
| Battery |
| Charging |
Wireless |
- |
| Type |
Li-Po 500 mAh |
505 mAh |
| Body |
| Build |
Sapphire crystal front, stainless steel frame |
- |
| Dimensions |
46 x 46 x 10.7 mm (1.81 x 1.81 x 0.42 in) |
46.1 x 46.1 x 13.8 mm (1.81 x 1.81 x 0.54 in) |
| SIM |
No |
eSIM |
| Weight |
- |
36 g (1.27 oz) |
| |
Waterproof (5ATM) |
5ATM water resistant
Compatible with standard 22mm straps
ECG certified - only Watch 3 ECG version |
| Camera |
| |
No |
No |
| Comms |
| Bluetooth |
5.2, A2DP, LE |
5.2, A2DP, LE |
| NFC |
Yes |
Yes |
| Positioning |
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS |
GPS, GLONASS, GALILEO, BDS, QZSS |
| Radio |
No |
No |
| USB |
No |
No |
| WLAN |
No |
No |
| Display |
| Resolution |
466 x 466 pixels (~326 ppi density) |
466 x 466 pixels (~326 ppi density) |
| Size |
1.43 inches |
1.43 inches |
| Type |
AMOLED |
AMOLED |
| Features |
| Sensors |
Accelerometer, gyro, compass, barometer, heart rate, SpO2, thermometer (skin temperature), body composition (BMI) |
Accelerometer, gyro, heart rate, barometer, compass, altimeter, SpO2 |
| Launch |
| Announced |
2022, December 11 |
2023, November 13 |
| Status |
Available. Released 2022, December 11 |
Available. Released 2023, November 21 |
| Memory |
| Card slot |
No |
No |
| Internal |
- |
4GB 64MB RAM |
| Misc |
| Colors |
Black, Silver, Light Gold |
Black, Silver |
| Network |
| 2G bands |
N/A |
N/A |
| 3G bands |
N/A |
HSDPA 850 / 900 / 2100 |
| 4G bands |
N/A |
LTE |
| EDGE |
No |
- |
| GPRS |
No |
- |
| Speed |
No |
HSPA, LTE |
| Technology |
No cellular connectivity |
HSPA / LTE |
| Platform |
| OS |
Proprietary OS |
Blue OS |
| Sound |
| 3.5mm jack |
No |
No |
| Loudspeaker |
Yes |
Yes |
