Polar M400 vs. Sony SmartWatch 3 vs. Misfit Flash Link vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Skagen Falster 3

 
M400
SmartWatch 3
Flash Link
Grayson
Grayson
Falster 3
 PolarM400Remove Buy NowSonySmartWatch 3Remove Buy NowMisfitFlash LinkRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowSkagenFalster 3Remove Buy Now

Basic Info

Suggested Price$200$250$20$350$350$295
Release201420142015201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 days2 days6 months24 hours24 hours1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320n/a453 x 454453x454416 x 416
Sizen/a1.6 inchesn/a1.39 inches1.39 inches1.28 inches
Touchn/a
Typen/aTFT LCDn/aAMOLEDAMOLEDOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP683 ATM1 ATM1 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wearn/aAndroid WearAndroid WearWear OS
Apps
Music

All Wearables