Garmin Forerunner 735XT vs. Fitbit Ionic vs. Garmin Forerunner 935 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Forerunner 735XT
Ionic
Forerunner 935
Grayson
Grayson
T-Rex
 GarminForerunner 735XTRemove Buy NowFitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$450$299$500$350$350$140
Release201620172017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days4+ daysUp to 2 weeks24 hours24 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180348x250240 x 240453 x 454453x454360 x 360
Size1.23 inches1.421.2 inches1.39 inches1.39 inches1.3 inches
Touchn/a
Typen/aOLEDLCDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m5 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables