Specifications

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General Information
Model nameGalaxy Watch 3 (45mm)
Model typeWearable
Colors Silver (Mystic Silver)
Black (Mystic Black)
Titanium (Titanium)
Announced2020, July
Released2020, August
Physical specifications
Dimensions Watch: 46.2 x 45.0 x 11.1 mm
Weights 53.8g
43g
IP rating5ATM + IP68 / MIL-STD-810G
Operating system
Operating systemTizen Based Wearable OS 5.5
One UI version
Network
SIM
SIM card sizes
Networks 4G
eSIM supportYes
Display
Kind Main Display
Name
Technology Circular Super AMOLED
Size 1.4 inch / 35.56 mm
Resolution / 360x360 pixels
Pixel density PPI
Screen to body ratio %
Processor
Related model number(s)SM-R840
 SM-R845
Chipset Exynos 9110
Clock Speed Dual-Core @ 1.15 GHz
Cores Dual-Core
GPU Mali-T720
Memory
RAM/ROM sizes 1 GB RAM with 8 GB ROM
External memory support
External memory support maximum
Sensors
AccelerometerYes
BarometerYes
Gyro sensorYes
Light SensorYes
Optical Heart Rate sensorYes
Electrical Heart sensorYes
Video
Max. Video Recording Resolution
Kind
Megapixels
Aperture
Pixel size
Field of view
Extras
Connectivity
ANT+
USB version
3.5mm Headphonejack
Location technology BeiDou
GPS
Glonass
Galileo
Wi-Fi Yes
Wi-Fi Direct
NFCYes
Bluetooth Version5.0
Battery
Standard battery capacity340 mAh
Removeable batteryNo
Wired fast charging
Wired fast charging Watt
Wireless fast charging Watt
Wireless power share Watt