Polar M400 vs. Asus ZenWatch vs. Michael Kors Grayson vs. Garmin Instinct vs. Michael Kors Grayson vs. Garmin VivoActive 4

 
M400
ZenWatch
Grayson
Instinct
Grayson
VivoActive 4
 PolarM400Remove Buy NowAsusZenWatchRemove Buy NowMichael KorsGraysonRemove Buy NowGarminInstinctRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$200$150$350$300$350$349
Release201420142018201820182019

Activity & Fitness

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

Battery

Duration8 hours to 30 daysNA24 hours14 days24 hours8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320453 x 454128 x 128453x454260 x 260
Sizen/a1.63 inches1.39 inches0.9 inches1.39 inches1.3ionches
Touch
Typen/aAMOLEDAMOLEDOMOLEDAMOLEDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP551 ATM10 ATM1 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearAndroid WearAndroid WearWear OS
Apps
Music

All Wearables