ASUS ZenWatch 2 vs. ASUS ZenWatch 3 vs. Amazfit Cor vs. Fitbit Charge 3 vs. Amazfit GTR

 
ZenWatch 2
ZenWatch 3
Cor
Charge 3
GTR
 ASUSZenWatch 2Remove Buy NowASUSZenWatch 3Remove Buy NowAmazfitCorRemove Buy NowFitbitCharge 3Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$229$79.99$150$199
Release20162017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a48 hours12 days7 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/aNot yet

Connectivity

BluetoothYes
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution320 x 320400 x 40080 x 16066 x 18454 x 454
Size1.63 inches or 1.45 inch1.39 inches1.23 inches.721 inches1.39 inches
Touch
TypeAMOLEDAMOLEDIPS LCDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid Wear 2NABuild-in
Apps
Music

All Wearables