ASUS ZenWatch 2 vs. Garmin Chronos vs. Fitbit Alta HR vs. Huawei Band 3 Pro vs. Amazfit T-Rex

 
ZenWatch 2
Chronos
Alta HR
Band 3 Pro
T-Rex
 ASUSZenWatch 2Remove Buy NowGarminChronosRemove Buy NowFitbitAlta HRRemove Buy NowHuaweiBand 3 ProRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$1500$150$70$140
Release20162018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a8 days7 days12 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320218 x 218128 x 36454 x 454360 x 360
Size1.63 inches or 1.45 inch1.2 inches1.4 inches1.39 inches1.3 inches
Touch
TypeAMOLEDMIPOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6710 ATMIP685 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearWear OSAMAZFIT OSBuild-in
Apps
Music

All Wearables