ASUS ZenWatch 2 vs. Garmin Forerunner 225 vs. Asus VivoWatch vs. Fitbit Alta HR vs. HTC re Grip

 
ZenWatch 2
Forerunner 225
VivoWatch
Alta HR
re Grip
 ASUSZenWatch 2Remove Buy NowGarminForerunner 225Remove Buy NowAsusVivoWatchRemove Buy NowFitbitAlta HRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$300$160$150$199
Release20162015201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a10 hours to 4 weeks24 hours to 10 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320180 x 180128 x 128128 x 36160 x 32
Size1.63 inches or 1.45 inch1 inchNA1.4 inches1.8 inches
Touch
TypeAMOLEDn/aNAOLEDPMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP675 ATMIP67IP57

Notifications

Phonen/a
Emailsn/an/a
Textsn/an/a

Software

Operating SystemAndroid Wearn/aKoodOSNA
Appsn/a
Musicn/a

All Wearables