Xiaomi Watch S1 Active vs Samsung Galaxy Watch4

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PHONES
Phone Names Xiaomi Watch S1 Active Samsung Galaxy Watch4
Network
2G bandsN/AGSM 850 / 900 / 1800 / 1900
3G bandsN/AHSDPA 850 / 900 / 2100
4G bandsN/A1, 3, 5, 7, 8, 20
EDGENo-
GPRSNo-
SpeedNoHSPA, LTE
TechnologyNo cellular connectivityGSM / HSPA / LTE
Launch
Announced2022, March 152021, August 11
StatusAvailable. Released 2022, March 24Available. Released 2021, August 27
Body
BuildGlass front, plastic back, aluminum frameGlass front (Gorilla Glass DX+), aluminum frame
Dimensions46.5 x 47.3 x 11 mm (1.83 x 1.86 x 0.43 in)44.4 x 43.3 x 9.8 mm (1.75 x 1.70 x 0.39 in)
SIMNoeSIM
Weight36 (1.27 oz)30.3 g (44mm), 25.9 g (40mm) (1.06 oz)
 Waterproof (5ATM)MIL-STD-810G compliant* 50m water resistant (IP68) Compatible with standard 20mm straps ECG certified Blood pressure monitor *does not guarantee ruggedness or use in extreme conditions
Display
Protection-Corning Gorilla Glass DX+
Resolution466 x 466 pixels (~326 ppi density)450 x 450 pixels (~321 ppi density)
Size1.43 inches1.4 inches
TypeAMOLEDSuper AMOLED
 -Always-on display
Platform
CPU-Dual-core 1.18 GHz Cortex-A55
Chipset-Exynos W920 (5 nm)
GPU-Mali-G68
OSProprietary OSAndroid Wear OS 4, One UI Watch 5
Memory
Card slotNoNo
InternalUnspecified storage16GB 1.5GB RAM
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker YesYes
Comms
Bluetooth5.2, A2DP, LE5.0, A2DP, LE
NFCYesYes
PositioningGPS (L1+L5), GLONASS, GALILEO, BDS, QZSSGPS, GLONASS, GALILEO, BDS
RadioNoNo
USBNoNo
WLANNoWi-Fi 802.11 a/b/g/n, dual-band
Features
SensorsAccelerometer, gyro, compass, barometer, heart rate, SpO2Accelerometer, gyro, compass, barometer, heart rate, SpO2
 -Natural language commands and dictation Samsung Pay
Battery
Charging-Wireless
TypeLi-Po 470 mAhLi-Ion 361 mAh
Misc
ColorsMoon White, Space Black, Ocean BlueBlack, Pink Gold, Silver, Green, Thom Browne Edition, Bespoke Edition, PXG Golf Edition
Models-SM-R860, SM-R870
PriceAbout 80 EURAbout 110 EUR
Camera
 NoNo