Garmin Vivoactive vs. Garmin Vivomove vs. Fitbit Ionic vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Vivoactive
Vivomove
Ionic
Grayson
Grayson
T-Rex
 GarminVivoactiveRemove Buy NowGarminVivomoveRemove Buy NowFitbitIonicRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$250$299$350$350$140
Release201520162017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days1 year4+ days24 hours24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution205 x 148n/a348x250453 x 454453x454360 x 360
Size1.38 inchesn/a1.421.39 inches1.39 inches1.3 inches
Touchn/a
TypeLCDn/aOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50m1 ATM1 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aFitbit OSAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables