Polar M400 vs. LG G Watch vs. Michael Kors Grayson vs. Misfit Flash Cyclist Edition vs. Michael Kors Grayson vs. Amazfit T-Rex

 
M400
G Watch
Grayson
Flash Cyclist Edition
Grayson
T-Rex
 PolarM400Remove Buy NowLGG WatchRemove Buy NowMichael KorsGraysonRemove Buy NowMisfitFlash Cyclist EditionRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$200$230$350$50$350$140
Release201420142018201520182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days1.5 days24 hours6 months24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a280 x 280453 x 454NA453x454360 x 360
Sizen/a1.65 inches1.39 inchesNA1.39 inches1.3 inches
TouchNA
Typen/aIPS LCDAMOLEDNAAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP671 ATM3 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearNAAndroid WearBuild-in
Apps
Music

All Wearables