Asus ZenWatch vs. Garmin Forerunner 235 vs. Fitbit Alta HR vs. Amazfit T-Rex vs. HTC re Grip

 
ZenWatch
Forerunner 235
Alta HR
T-Rex
re Grip
 AsusZenWatchRemove Buy NowGarminForerunner 235Remove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$299.99$150$140$199
Release20142017201720192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationNA9 days7 days20 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320215 x 180128 x 36360 x 360160 x 32
Size1.63 inches1.23 inches1.4 inches1.3 inches1.8 inches
Touch
TypeAMOLEDMIPOLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP555 ATM5 ATMIP57

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemAndroid WearBuild-inNA
Apps
Music

All Wearables