ASUS ZenWatch 3 vs. Fitbit Charge vs. Fitbit Charge 3 vs. Microsoft Band vs. Amazfit T-Rex

 
ZenWatch 3
Charge
Charge 3
Band
T-Rex
 ASUSZenWatch 3Remove Buy NowFitbitChargeRemove Buy NowFitbitCharge 3Remove Buy NowMicrosoftBandRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$229$130$150$200$140
Release20172014201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours7-10 days7 days2 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNot yetNA

Connectivity

BluetoothYes
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution400 x 400NA66 x 18320 x 106360 x 360
Size1.39 inchesNA.721 inches1.37 inches1.3 inches
TouchNA
TypeAMOLEDOLEDOLEDCapacitative TFTAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2NANANABuild-in
Apps
Music

All Wearables