Polar M400 vs. Polar V800 vs. Garmin Vivosmart HR vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Skagen Falster 3

 
M400
V800
Vivosmart HR
Grayson
Grayson
Falster 3
 PolarM400Remove Buy NowPolarV800Remove Buy NowGarminVivosmart HRRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowSkagenFalster 3Remove Buy Now

Basic Info

Suggested Price$200$470$170$350$350$295
Release201420142015201820182020

Activity & Fitness

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

Battery

Duration8 hours to 30 days13 hours to 30 days5 days24 hours24 hours1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a160 x 68453 x 454453x454416 x 416
Sizen/an/a1.08 inches1.39 inches1.39 inches1.28 inches
Touch
Typen/an/an/aAMOLEDAMOLEDOLED

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATM5 ATM1 ATM1 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

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

All Wearables