| Product |
Xiaomi Watch S4 Sport
|
Oppo Watch 4 Pro
|
| Battery |
| Type |
Li-Po 586 mAh |
Li-Ion 570 mAh |
| Body |
| Build |
Sapphire crystal front, titanium alloy case, sapphire crystal back |
Glass front, stainless steel frame |
| Dimensions |
46.9 x 46.9 x 12.6 mm (1.85 x 1.85 x 0.50 in) |
50.1 x 38.3 x 12.9 mm (1.97 x 1.51 x 0.51 in) |
| SIM |
eSIM |
eSIM (market/region dependent) |
| Weight |
49 g (1.73 oz) |
52.3 g (1.83 oz) |
| |
Waterproof (5ATM)
40m swimproof/diving (EN13319) |
5ATM water resistant
ECG certified |
| Camera |
| |
No |
No |
| Comms |
| Bluetooth |
5.2, A2DP, LE |
5.0, A2DP, LE |
| NFC |
Yes (NFC car key support) |
Yes |
| Positioning |
GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS |
GPS, GLONASS, BDS, GALILEO, QZSS |
| Radio |
No |
No |
| USB |
No |
No |
| WLAN |
No |
Wi-Fi 802.11 a/b/g/n |
| Display |
| Protection |
Sapphire crystal glass |
- |
| Resolution |
466 x 466 pixels (~326 ppi density) |
378 x 496 pixels (~327 ppi density) |
| Size |
1.43 inches |
1.91 inches |
| Type |
AMOLED, 2200 nits (peak) |
LTPO AMOLED |
| Features |
| Sensors |
Accelerometer, gyro, compass, barometer, heart rate, SpO2 |
Accelerometer, gyro, heart rate, compass, barometer, SpO2, thermometer (skin temperature) |
| |
Depth gauge
NFC car key support: Xiaomi SU7 and Lotus cars |
Temperature sensing (0.1˚ accuracy) |
| Launch |
| Announced |
2024, July 19 |
2023, August 29 |
| Status |
Available. Released 2024, July 19 |
Available. Released 2023, September 08 |
| Memory |
| Card slot |
No |
No |
| Internal |
32GB |
32GB 2GB RAM |
| Misc |
| Colors |
Titanium |
Black, Silver |
| Models |
M2312W1 |
- |
| Network |
| 2G bands |
GSM 850 / 900 / 1800 / 1900 |
N/A |
| 3G bands |
HSDPA |
HSDPA 850 / 900 / 2100 |
| 4G bands |
LTE |
LTE |
| EDGE |
No |
- |
| GPRS |
No |
- |
| Speed |
HSPA, LTE |
HSPA, LTE |
| Technology |
GSM / HSPA / LTE |
HSPA / LTE |
| Platform |
| Chipset |
- |
Qualcomm Snapdragon W5+ Gen 1 (4 nm) |
| CPU |
- |
Quad-core 1.7 GHz Cortex-A53 |
| GPU |
- |
Adreno A702 |
| OS |
HyperOS |
ColorOS Watch 3.0 - China |
| Sound |
| 3.5mm jack |
No |
No |
| Loudspeaker |
Yes |
Yes |
