Samsung Galaxy Watch 3
Tech specs 
Size45mm version (45 x 46.2 x 11.1 mm)
41mm version (41.0 x 42.5 x 11.3 mm)
MaterialStainless steel 316L casing, Titanium or Aluminium
ChargingQI wireless charging
Battery45mm version (340 mAh)
41mm version (247 mAh)
Battery lifeAround 2 days
Water-resistance5 ATM + IP68 / MIL-STD-810G
Weight45mm version (53 grams)
41mm version (48 grams)
SensorHeart Rate Monitoring (with 8 Photodiodes), Electrocardiogram (ECG), Accelerometer (measure up to 32g of force), gyro, barometer, GPS (Glonass,Beidou,Galileo), NFC. There's also an LTE model.
DisplayCircular Super AMOLED
Full Color Always On Display
Corning® Gorilla® DX+
Screen size45mm version (1.4 inch)
41mm version (1.2 inch)
Colors45mm version: Mystic Black, Mystic Silver
41mm version: Mystic Silver, Mystic Bronze
OtherOperating system: Tizen 5.5
Processor: Exynos 9110 Dual core 1.15 GHz
Memory: 1.GB RAM + 8GB Internal Memory
Connectivity: LTE, Bluetooth®5.0 Wi-Fi b/g/n, NFC, A-GPS/Glonass
Activity tracking 
StepsYes
DistanceYes
Calories burnedYes
ActivityYes
FloorsYes
SleepYes
Heart rateYes
Stress & recoveryYes
Pulse Ox
Respiration rate
UV exposure
Skin temperature
Galvanic skin response
Hydration level
Calorie intakeYes (through the app)
GPSYes
Running features
Swimming features
Other - ECG
- Blood pressure measurements
Non-fitness functions 
Smartphone notificationsYes
On-board music storageYes
Connected payYes
LTEYes (selected models)
Links 
Affiliate link*Amazon | Samsung
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