Apple Watch Series 3 vs. Garmin Fenix 3 vs. Asus ZenWatch vs. Fitbit Charge 3 vs. Amazfit T-Rex

 
Watch Series 3
Fenix 3
ZenWatch
Charge 3
T-Rex
 AppleWatch Series 3Remove Buy NowGarminFenix 3Remove Buy NowAsusZenWatchRemove Buy NowFitbitCharge 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$500$150$150$140
Release20172015201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours50 hours to 6 weeksNA7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312218 x 218320 x 32066 x 18360 x 360
Size1.5 inches or 1.65 inches1.2 inches1.63 inches.721 inches1.3 inches
Touch
TypeAMOLEDChroma LEDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATMIP555 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemWatchOS 4n/aAndroid WearNABuild-in
Apps
Music

All Wearables