ASUS ZenWatch 2 vs. Asus VivoWatch vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson vs. Amazfit T-Rex

 
ZenWatch 2
VivoWatch
Grayson
Flex
Grayson
T-Rex
 ASUSZenWatch 2Remove Buy NowAsusVivoWatchRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$150$160$350$100$350$140
Release201620182018201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a24 hours to 10 days24 hours5 days24 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320128 x 128453 x 454NA453x454360 x 360
Size1.63 inches or 1.45 inchNA1.39 inchesNA1.39 inches1.3 inches
TouchNA
TypeAMOLEDNAAMOLEDLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP67IP671 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearKoodOSAndroid WearNAAndroid WearBuild-in
Apps
Music

All Wearables