ASUS ZenWatch 2 vs. Garmin Vivosmart vs. Garmin Forerunner 45 vs. Amazfit T-Rex vs. HTC re Grip

 
ZenWatch 2
Vivosmart
Forerunner 45
T-Rex
re Grip
 ASUSZenWatch 2Remove Buy NowGarminVivosmartRemove Buy NowGarminForerunner 45Remove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$170$199$140$199
Release20162014201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days7 days20 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320128 x 16208 x 208360 x 360160 x 32
Size1.63 inches or 1.45 inch1.41 inches1.04 inches1.3 inches1.8 inches
Touch
TypeAMOLEDOLEDLCDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM5 ATMIP57

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aBuilt-inBuild-inNA
Apps
Music

All Wearables