ASUS ZenWatch 2 vs. Garmin Fenix 5s vs. Fitbit Alta HR vs. Jaybird Reign vs. Amazfit T-Rex

 
ZenWatch 2
Fenix 5s
Alta HR
Reign
T-Rex
 ASUSZenWatch 2Remove Buy NowGarminFenix 5sRemove Buy NowFitbitAlta HRRemove Buy NowJaybirdReignRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$599.99$150$150$140
Release20162017201720152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/aUp to 9 days7 days5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320218x 218128 x 36NA360 x 360
Size1.63 inches or 1.45 inch1.1 inches1.4 inchesNA1.3 inches
TouchNA
TypeAMOLEDnaOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6710ATMNA5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearNABuild-in
Apps
Music

All Wearables