Michael Kors Grayson vs. Fitbit Flex vs. Polar Loop vs. Michael Kors Access Sofie HR vs. Michael Kors Grayson vs. Amazfit GTR

 
Grayson
Flex
Loop
Access Sofie HR
Grayson
GTR
 Michael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$350$100$100$395$350$199
Release201820132013201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours5 days5 days2 days24 hours24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454NANA390 x 390453x454454 x 454
Size1.39 inchesNANA1.19 inches1.39 inches1.39 inches
TouchNA
TypeAMOLEDLEDLEDOMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM1 ATM2 ATM0.3 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNANAWear OSAndroid WearBuild-in
Apps
Music

All Wearables