Polar M430 vs. Michael Kors Grayson vs. Skagen Falster vs. Fitbit Charge vs. Fitbit Flex vs. Michael Kors Grayson

 
M430
Grayson
Falster
Charge
Flex
Grayson
 PolarM430Remove Buy NowMichael KorsGraysonRemove Buy NowSkagenFalsterRemove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$255$350$275$130$100$350
Release201720182018201420132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours24 hours24 hours7-10 days5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128453 x 454NANA453x454
Size1.4 inch1.39 inchesNANA1.39 inches
TouchNANA
TypeLCDAMOLEDOLEDOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR301 ATM1 ATM1 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNANANAAndroid Wear
Apps
Music

All Wearables