Polar M600 vs. Fitbit Flex 2 vs. Amazfit Stratos vs. Michael Kors Grayson vs. Samsung Gear Fit2 Pro vs. Michael Kors Grayson

 
M600
Flex 2
Stratos
Grayson
Gear Fit2 Pro
Grayson
 PolarM600Remove Buy NowFitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowMichael KorsGraysonRemove Buy NowSamsungGear Fit2 ProRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$100$199$350$199.99$350
Release201620162018201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days5 days24 hours2 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/a320 x 300453 x 454216 x 432453x454
Size1.3 inchesn/a1.34 inches1.39 inches1.5 inches1.39 inches
Touchn/an/a
TypeTFTLEDOLEDAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aProprietaryAndroid WearTizen OSAndroid Wear
Apps
Music

All Wearables