Garmin Vivomove vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Garmin Forerunner 45 vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Vivomove
Grayson
Charge 3
Forerunner 45
Grayson
T-Rex
 GarminVivomoveRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$350$150$199$350$140
Release201620182018201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 year24 hours7 days7 days24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/aNot yet

Connectivity

Bluetoothn/a
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a453 x 45466 x 18208 x 208453x454360 x 360
Sizen/a1.39 inches.721 inches1.04 inches1.39 inches1.3 inches
Touchn/a
Typen/aAMOLEDOLEDLCDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATM5 ATM1 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aAndroid WearNABuilt-inAndroid WearBuild-in
Apps
Music

All Wearables