Michael Kors Grayson vs. Fitbit Charge vs. Polar A370 vs. Michael Kors Access Sofie HR vs. Michael Kors Grayson vs. Fitbit Inspire 3

 
Grayson
Charge
A370
Access Sofie HR
Grayson
Inspire 3
 Michael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowPolarA370Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$350$130$179.95$395$350$100
Release201820142017201920182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours7-10 daysUp to 3 days2 days24 hours10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454NA160 x 80390 x 390453x45432x18
Size1.39 inchesNA1.18 inches1.19 inches1.39 inches46 inches
TouchNA
TypeAMOLEDOLEDTFT LCDOMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM1 ATMWR300.3 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNAWear OSAndroid Wear
Apps
Music

All Wearables