Product
Xiaomi Watch S4
Xiaomi Watch S4
₹13,022
Xiaomi Watch S4 41mm
Xiaomi Watch S4 41mm
₹12,024
Battery
Type Li-Po 486 mAh Li-Po 320 mAh
Body
Build Aluminum alloy frame, stainless steel bezel Stainless steel bezel and frame
Dimensions 47.3 x 47.3 x 12 mm (1.86 x 1.86 x 0.47 in) 41.2 x 41.2 x 9.5 mm (1.62 x 1.62 x 0.37 in)
SIM eSIM (market/region dependent) No
Weight 44.5 g (1.59 oz) 32 g (1.13 oz)
  Waterproof (5ATM) Waterproof (5ATM)
Camera
  No No
Comms
Bluetooth 5.3, A2DP, LE 5.4, A2DP, LE
NFC Yes (market/region dependent) Yes (market/region dependent)
Positioning GPS (L1+L5), GLONASS, GALILEO, BDS, QZSS GPS, GLONASS, GALILEO, BDS, QZSS
Radio No No
USB No No
WLAN No No
Display
Protection Scratch/drop-proof glass Scratch/drop-proof glass
Resolution 466 x 466 pixels (~326 ppi density) 466 x 466 pixels (~320 ppi density)
Size 1.43 inches 1.32 inches
Type AMOLED, 1500 nits (HBM), 2200 nits (peak) AMOLED, 1500 nits (HBM), 2200 nits (peak)
Features
Sensors Accelerometer, gyro, compass, barometer, heart rate, SpO2 Accelerometer, gyro, compass, barometer, heart rate, SpO2, thermometer (skin temperature)
Launch
Announced 2024, October 29 2025, June 26
Status Available. Released 2024, October 29 Available. Released 2025, June 26
Memory
Card slot No No
Misc
Colors Black, Silver, Rainbow Black, Green, White, Gold
Models M2424W1, M2425W1 M2502W1
Network
2G bands GSM 850 / 900 / 1800 / 1900 N/A
3G bands HSDPA N/A
4G bands LTE N/A
EDGE No No
GPRS No No
Speed HSPA, LTE -
Technology GSM / HSPA / LTE No cellular connectivity
Platform
OS HyperOS 2 HyperOS 2
Sound
3.5mm jack No No
Loudspeaker Yes Yes
Offers No offers available No offers available