Xiaomi Watch S4 Sport
Quick details
Released
July 2024
Dimensions
46.9 x 46.9 x 12.6 mm
Operating system
HyperOS
Display 1.43 inch AMOLED
Battery life 15 days with typical use, 9 days with eSIM, 26 hours dual-band use
Water resistance 5 ATM; 40 m diving (EN1319 certificate)
GPS Yes
Sensors GPS, Accelerometer, Gyroscope, Barometric altimeter, Geomagnetic sensor, Ambient light sensor, Optical heart rate, SpO2, Microphone
Technical specifications
General
Release date 2024-07
Product type Outdoor sports smartwatch
Physical size 46.9 x 46.9 x 12.6 mm
Weight 49g (without strap)
Material Titanium frame, with sapphire crystal protection for both the front and back
Water resistance 5 ATM; 40 m diving (EN1319 certificate)
Display type AMOLED
Display size 1.43 inch
Display resolution 466x 466 pixels, 326 PPI
Display brightness Up to 600 nits
Battery Rechargeable battery; 586 mAh
Battery life 15 days with typical use, 9 days with eSIM, 26 hours dual-band use
Charging Magnetic charging
Sensors
GNSS type Built-in GNSS
GPS Yes
GALILEO Yes
GLONASS Yes
QZSS Yes
Beidou Yes
Accelerometer Yes
Gyroscope Yes
Barometric altimeter Yes
Compass Yes
Geomagnetic Yes
Ambient light sensor Yes
Optical heart rate Yes
Electrical heart rate No
SpO2 Yes
Temperature No
Galvanic skin response No
Microphone Yes
Speakers Yes
Vibration motor Yes
Health & activity tracking
Steps Yes
Distance Yes
Calories burned Yes
Floors Yes
Sports tracking Yes (150 sports modes)
Sleep Yes
Heart rate Yes
HRV No
Stress Yes
Blood oxygen Yes
Respiration rate No
Skin temperature No
ECG No
Blood pressure No
Body composition No
Glucose No
Hydration level No
UV exposure No
Calorie intake No
Vitality Score No
Hyperglycemia risk assessment No
Arterial stiffness detection No
Pulse wave arrhythmia analysis No
Daily smart features
Operating system at launch HyperOS
Bluetooth Yes (5.2)
Wi-Fi No
NFC / connected pay Yes
UWB No
Cellular Yes (eSIM, China model)
Smartphone notifications Yes
Bluetooth calling Yes
Smartphone music control Yes
On-board music storage Yes
Voice assistant No
Links
These technical specs are correct to the best of our knowledge at the time of publishing.
