Network Technology
GSM / HSPA / LTE
Dimensions
44.4 x 44.4 x 9.7 mm (1.75 x 1.75 x 0.38 in)
Weight
33.8 g (44mm), 28.8 g (40mm) (1.02 oz)
Build
Glass front (Sapphire crystal), aluminum frame
SIM
eSIM
MIL-STD-810H compliant*
50m/5ATM water resistant (IP68)
Compatible with standard 20mm straps
ECG certified
Blood pressure monitor
Armor aluminum 2 frame with tougher drop and scratch resistance (advertised)
*does not guarantee ruggedness or use in extreme conditions
DISPLAY
Type
Super AMOLED
Size
1.5 inches
Resolution
480 x 480 pixels (~327 ppi density)
Protection
Sapphire crystal
Always-on display
PLATFORM
OS
Android Wear OS 5, One UI Watch 6
Chipset
Exynos W1000 (3 nm)
CPU
Penta-core
GPU
Mali-G68
MEMORY
Card slot
No
Internal
32GB 2GB RAM
CAMERA 
No
SOUND
Loudspeaker
Yes
3.5mm jack
No
COMMS
WLAN
Wi-Fi 802.11 a/b/g/n, dual-band
Bluetooth
5.3, A2DP, LE
Positioning
GPS (L1 L5), GLONASS, GALILEO, BDS
NFC
Yes
Radio
No
USB
No
FEATURES
Sensors
Accelerometer, gyro, heart rate, barometer, altimeter, compass, SpO2, temperature (skin), BioActive
BATTERY
Type
Li-Ion 425 mAh, non-removable
Charging
10W wireless (Qi)
SAR EU
0.73 W/kg (head)     1.85 W/kg (body)