Oppo Watch S
Quick details
Released
October 2025
Dimensions
44.98 × 44.98 × 8.9mm
Operating system
ColorOS Watch 7.1
Display 1.46-inch AMOLED
Battery life Up to 10 days
Water resistance 5 ATM; IP68
GPS Yes
Sensors Accelerometer, gyroscope, barometer, compass, heart-rate sensor, SpO2, wrist temperature, dual-band GNSS; ECG on China model
Technical specifications
General
Release date 2025-10-16
Product type Smartwatch
Physical size 44.98 × 44.98 × 8.9mm
Weight 35 grams without strap
Material Stainless steel middle frame; PA + 55% glass-fibre rear shell
Water resistance 5 ATM; IP68
Color options Phantom Black, Silver Gleam
Display type AMOLED
Display size 1.46 inches
Display resolution 464 x 464 pixels, 317 PPI
Display brightness Up to 3,000 nits
Display protection Glass
Battery Rechargeable battery; 339 mAh typical; 330 mAh rated
Battery life Up to 10 days in long-battery mode; up to 7 days with typical use; up to 4 days with AOD
Charging Integrated magnetic watch charging cable
Charging time 90 minutes
Sensors
GNSS type Built-in dual-band 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 Yes (China model); not listed on current global specification
SpO2 Yes
Temperature Yes
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 (100+ sports modes)
Sleep Yes
Heart rate Yes
HRV Yes
Stress Yes
Blood oxygen Yes
Respiration rate Yes
Skin temperature Yes
ECG Yes (China model); not listed on current global specification
Blood pressure No
Body composition No
Glucose No
Hydration level No
UV exposure No
Calorie intake No
Hyperglycemia risk assessment No
Arterial stiffness detection No
Pulse wave arrhythmia analysis No
Daily smart features
Smartphone compatibility Android 9.0+ and iOS 14.0+
Operating system at launch ColorOS Watch 7.1
Processor BES2800BP
Storage 4GB eMMC
Bluetooth Yes (5.2)
Wi-Fi No
NFC / connected pay Yes (unencrypted access cards; regional support varies)
UWB No
Cellular No
Smartphone notifications Yes
Bluetooth calling Yes
Smartphone music control Yes
On-board music storage Yes
Voice assistant Xiaobu Assistant (China)
Links
These technical specs are correct to the best of our knowledge at the time of publishing.
