Polar M400 vs. Fitbit One vs. Garmin Forerunner 935 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Skagen Falster 3

 
M400
One
Forerunner 935
Grayson
Grayson
Falster 3
 PolarM400Remove Buy NowFitbitOneRemove Buy NowGarminForerunner 935Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowSkagenFalster 3Remove Buy Now

Basic Info

Suggested Price$200$100$500$350$350$295
Release201420122017201820182020

Activity & Fitness

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

Battery

Duration8 hours to 30 days10-14 daysUp to 2 weeks24 hours24 hours1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240453 x 454453x454416 x 416
Sizen/an/a1.2 inches1.39 inches1.39 inches1.28 inches
Touch
Typen/aOLEDLCDAMOLEDAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplast Resistant5 ATM1 ATM1 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearAndroid WearWear OS
Apps
Music

All Wearables