Polar M400 vs. Michael Kors Grayson vs. MobVoi TicWatch Pro vs. Garmin Vivofit 4 vs. Garmin Vivosmart 3 vs. Michael Kors Grayson

 
M400
Grayson
TicWatch Pro
Vivofit 4
Vivosmart 3
Grayson
 PolarM400Remove Buy NowMichael KorsGraysonRemove Buy NowMobVoiTicWatch ProRemove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart 3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$350$300$79.95$139.99$350
Release201420182018201820172018

Activity & Fitness

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

Battery

Duration8 hours to 30 days24 hours30 days1 year5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454400 x 40088 x 8864 x 128453x454
Sizen/a1.39 inches1.4 inchesNANA1.39 inches
Touch
Typen/aAMOLEDOLED/FSTNNAOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM1 ATMIP685 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWear OSAndroid Wear
Apps
Music

All Wearables