Fitbit Flex 2 vs. Amazfit Stratos vs. Michael Kors Grayson vs. Misfit Flash Cyclist Edition vs. Polar A370 vs. Michael Kors Grayson

 
Flex 2
Stratos
Grayson
Flash Cyclist Edition
A370
Grayson
 FitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowMichael KorsGraysonRemove Buy NowMisfitFlash Cyclist EditionRemove Buy NowPolarA370Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$199$350$50$179.95$350
Release201620182018201520172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days24 hours6 monthsUp to 3 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/a320 x 300453 x 454NA160 x 80453x454
Sizen/a1.34 inches1.39 inchesNA1.18 inches1.39 inches
Touchn/aNA
TypeLEDOLEDAMOLEDNATFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM3 ATMWR301 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryAndroid WearNAAndroid Wear
Apps
Music

All Wearables