Oppo Watch X3
Quick details
Released
March 2026
Dimensions
47.4 × 47.4 × 11.0mm
Operating system
ColorOS Watch 8.0 + Wear OS 6.0 (global); ColorOS Watch 16 (China)
Display 1.50-inch LTPO AMOLED
Battery life Up to 5 days smart; up to 16 days power saver
Water resistance 5 ATM; IP68; IP69
GPS Yes
Sensors Accelerometer, gyroscope, barometer, compass, heart-rate sensor, SpO2, ECG, wrist temperature, dual-band GNSS
Technical specifications
General
Release date 2026-03-17
Product type Smartwatch
Physical size 47.4 × 47.4 × 11.0mm
Weight 43 grams without strap
Material TC4 titanium alloy bezel and case; PA fibreglass bottom; 2D sapphire crystal
Water resistance 5 ATM; IP68; IP69
Color options Black, Titanium
Display type LTPO AMOLED
Display size 1.50 inches
Display resolution 466 x 466 pixels, 310 PPI
Display brightness Up to 3,000 nits
Display protection 2D sapphire crystal
Battery Rechargeable battery; 646 mAh typical; 632 mAh rated
Battery life Up to 5 days in standard smart mode; up to 3 days with heavy use; up to 16 days in power saver mode
Charging Watch VOOC magnetic charging
Charging time 75 minutes; 10 minutes provides up to 1 day
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
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
Sleep Yes
Heart rate Yes
HRV Yes
Stress Yes
Blood oxygen Yes
Respiration rate Yes
Skin temperature Yes
ECG Yes
Blood pressure Blood-pressure tracking / hypertension risk assessment on China model; not cuff-based measurement
Body composition No
Glucose CGM integration on China model; no built-in glucose sensor
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 Global model: Android 9.0+ with GMS; iOS not supported
Operating system at launch ColorOS Watch 8.0 + Wear OS 6.0 (global); ColorOS Watch 16 (China)
Processor Snapdragon W5 Gen 1 + BES2800BP
RAM 2GB
Storage 32GB
Bluetooth Yes (5.2)
Wi-Fi Yes (2.4/5 GHz)
NFC / connected pay Yes
UWB No
Cellular Optional (eSIM, China model)
Smartphone notifications Yes
Bluetooth calling Yes
Smartphone music control Yes
On-board music storage Yes
Voice assistant Google Assistant / Gemini (global); Xiaobu Assistant (China)
Links
These technical specs are correct to the best of our knowledge at the time of publishing.
