Michael Kors Grayson vs. Fitbit Charge vs. Polar Loop vs. Michael Kors Access Sofie HR vs. Michael Kors Grayson vs. Fitbit Inspire HR

 
Grayson
Charge
Loop
Access Sofie HR
Grayson
Inspire HR
 Michael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowPolarLoopRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$350$130$100$395$350$99
Release201820142013201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours7-10 days5 days2 days24 hours5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454NANA390 x 390453x454139 x 60
Size1.39 inchesNANA1.19 inches1.39 inches1.4 inches
TouchNA
TypeAMOLEDOLEDLEDOMOLEDAMOLEDOLED

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 WearFitbit OS
Apps
Music

All Wearables