ASUS ZenWatch 2 vs. Garmin Forerunner 235 vs. Fitbit Alta HR vs. Jawbone UP24 vs. Amazfit T-Rex

 
ZenWatch 2
Forerunner 235
Alta HR
UP24
T-Rex
 ASUSZenWatch 2Remove Buy NowGarminForerunner 235Remove Buy NowFitbitAlta HRRemove Buy NowJawboneUP24Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$299.99$150$130$140
Release20162017201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a9 days7 days14 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320215 x 180128 x 36NA360 x 360
Size1.63 inches or 1.45 inch1.23 inches1.4 inchesNA1.3 inches
TouchNA
TypeAMOLEDMIPOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMSplash Resistant5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearNABuild-in
Apps
Music

All Wearables