ASUS ZenWatch 2 vs. Asus VivoWatch vs. Fitbit Charge 3 vs. Fitbit Charge HR vs. HTC re Grip

 
ZenWatch 2
VivoWatch
Charge 3
Charge HR
re Grip
 ASUSZenWatch 2Remove Buy NowAsusVivoWatchRemove Buy NowFitbitCharge 3Remove Buy NowFitbitCharge HRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$160$150$150$199
Release20162018201820152020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a24 hours to 10 days7 days5 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
Macn/aNANA
Windowsn/aNANot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution320 x 320128 x 12866 x 18NA160 x 32
Size1.63 inches or 1.45 inchNA.721 inchesNA1.8 inches
TouchNA
TypeAMOLEDNAOLEDOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP67IP675 ATM1 ATMIP57

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearKoodOSNANANA
Apps
Music

All Wearables