| Product |
Xiaomi Watch S4 Sport
|
Samsung Galaxy Watch Active2 Aluminum
|
| Battery |
| Charging |
- |
Wireless |
| Type |
Li-Po 586 mAh |
Li-Ion 340 mAh, non-removable |
| Body |
| Build |
Sapphire crystal front, titanium alloy case, sapphire crystal back |
Glass front (Gorilla Glass DX+), aluminum frame |
| Dimensions |
46.9 x 46.9 x 12.6 mm (1.85 x 1.85 x 0.50 in) |
44 x 44 x 10.9 mm (1.73 x 1.73 x 0.43 in) |
| SIM |
eSIM |
No |
| Weight |
49 g (1.73 oz) |
30 g (1.06 oz) |
| |
Waterproof (5ATM)
40m swimproof/diving (EN13319) |
IP68 dust tight and water resistant (immersible up to 50m)
Compatible with standard 20mm straps
ECG certified
Touch-sensitive bezel
MIL-STD-810G compliant*
*does not guarantee ruggedness or use in extreme conditions |
| 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, GALILEO, BDS |
| Radio |
No |
No |
| USB |
No |
No |
| WLAN |
No |
Wi-Fi 802.11 b/g/n |
| Display |
| Protection |
Sapphire crystal glass |
Corning Gorilla Glass DX+ |
| Resolution |
466 x 466 pixels (~326 ppi density) |
360 x 360 pixels (~364 ppi density) |
| Size |
1.43 inches |
1.4 inches |
| Type |
AMOLED, 2200 nits (peak) |
Super AMOLED |
| Features |
| Sensors |
Accelerometer, gyro, compass, barometer, heart rate, SpO2 |
Accelerometer, gyro, heart rate, barometer |
| |
Depth gauge
NFC car key support: Xiaomi SU7 and Lotus cars |
- |
| Launch |
| Announced |
2024, July 19 |
2019, August |
| Status |
Available. Released 2024, July 19 |
Available. Released 2019, September |
| Memory |
| Card slot |
No |
No |
| Internal |
32GB |
4GB 768MB RAM, 4GB 1.5GB RAM |
| Misc |
| Colors |
Titanium |
Cloud Silver, Aqua Black, Pink Gold, Phantom Violet |
| Models |
M2312W1 |
SM-R830 |
| Network |
| 2G bands |
GSM 850 / 900 / 1800 / 1900 |
N/A |
| 3G bands |
HSDPA |
HSDPA 900 / 2100 - 44mm LTE version only |
| 4G bands |
LTE |
1, 3, 7, 8, 20 - 44mm LTE version only |
| EDGE |
No |
- |
| GPRS |
No |
- |
| Speed |
HSPA, LTE |
No |
| Technology |
GSM / HSPA / LTE |
HSPA / LTE |
| Platform |
| Chipset |
- |
Exynos 9110 (10 nm) |
| CPU |
- |
Dual-core 1.15 GHz Cortex-A53 |
| GPU |
- |
Mali-T720 |
| OS |
HyperOS |
Tizen OS 5.5 |
| Sound |
| 3.5mm jack |
No |
No |
| Loudspeaker |
Yes |
Yes |
