Michael Kors Grayson vs. Fitbit Flex vs. Polar A370 vs. Garmin Forerunner 45 vs. Michael Kors Grayson vs. Apple SE

 
Grayson
Flex
A370
Forerunner 45
Grayson
SE
 Michael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$350$100$179.95$199$350$279
Release201820132017201920182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours5 daysUp to 3 days7 days24 hours18 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454NA160 x 80208 x 208453x454384 x 480
Size1.39 inchesNA1.18 inches1.04 inches1.39 inches40mm
TouchNA
TypeAMOLEDLEDTFT LCDLCDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance1 ATM1 ATMWR305 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNABuilt-inAndroid WearWatchOS 5
Apps
Music

All Wearables