Sony SmartWatch 3 vs. Fitbit Charge HR vs. Polar A370 vs. Amazfit T-Rex vs. Skagen Falster 3

 
SmartWatch 3
Charge HR
A370
T-Rex
Falster 3
 SonySmartWatch 3Remove Buy NowFitbitCharge HRRemove Buy NowPolarA370Remove Buy NowAmazfitT-RexRemove Buy NowSkagenFalster 3Remove Buy Now

Basic Info

Suggested Price$250$150$179.95$140$295
Release20142015201720192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 daysUp to 3 days20 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320NA160 x 80360 x 360416 x 416
Size1.6 inchesNA1.18 inches1.3 inches1.28 inches
TouchNA
TypeTFT LCDOLEDTFT LCDAMOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP681 ATMWR305 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNABuild-inWear OS
Apps
Music

All Wearables