Polar M400 vs. Garmin Vivosmart HR vs. ASUS ZenWatch 3 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Misfit Vapor 2

 
M400
Vivosmart HR
ZenWatch 3
Grayson
Grayson
Vapor 2
 PolarM400Remove Buy NowGarminVivosmart HRRemove Buy NowASUSZenWatch 3Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowMisfitVapor 2Remove Buy Now

Basic Info

Suggested Price$200$170$229$350$350$250
Release201420152017201820182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days48 hours24 hours24 hours1 day
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68400 x 400453 x 454453x454454 x 454
Sizen/a1.08 inches1.39 inches1.39 inches1.39 inches1.42 inches
Touch
Typen/an/aAMOLEDAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2Android WearAndroid WearWear OS
Apps
Music

All Wearables