Polar V800 vs. Amazfit Stratos vs. Asus VivoWatch vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit T-Rex

 
V800
Stratos
VivoWatch
Grayson
Grayson
T-Rex
 PolarV800Remove Buy NowAmazfitStratosRemove Buy NowAsusVivoWatchRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$470$199$160$350$350$140
Release201420182018201820182019

Activity & Fitness

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

Battery

Duration13 hours to 30 days5 days24 hours to 10 days24 hours24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300128 x 128453 x 454453x454360 x 360
Sizen/a1.34 inchesNA1.39 inches1.39 inches1.3 inches
Touch
Typen/aOLEDNAAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP671 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryKoodOSAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables