Polar M600 vs. Fitbit Charge 2 vs. Michael Kors Grayson vs. Fitbit Flex vs. Jawbone UP24 vs. Michael Kors Grayson

 
M600
Charge 2
Grayson
Flex
UP24
Grayson
 PolarM600Remove Buy NowFitbitCharge 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowJawboneUP24Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$330$150$350$100$130$350
Release201620162018201320132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days24 hours5 days14 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240n/a453 x 454NANA453x454
Size1.3 inchesn/a1.39 inchesNANA1.39 inches
Touchn/an/aNANA
TypeTFTOLEDAMOLEDLEDNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8n/a1 ATM1 ATMSplash Resistant1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearNANAAndroid Wear
Apps
Music

All Wearables