Polar M400 vs. Garmin Chronos vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Garmin VivoActive 4 vs. Garmin Venu

 
M400
Chronos
Grayson
Grayson
VivoActive 4
Venu
 PolarM400Remove Buy NowGarminChronosRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy NowGarminVenuRemove Buy Now

Basic Info

Suggested Price$200$1500$350$350$349$299
Release201420182018201820192019

Activity & Fitness

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

Battery

Duration8 hours to 30 days8 days24 hours24 hours8 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a218 x 218453 x 454453x454260 x 260390 x 390
Sizen/a1.2 inches1.39 inches1.39 inches1.3ionches1.2 inches
Touch
Typen/aMIPAMOLEDAMOLEDMIPAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid WearAndroid WearWear OSWear OS
Apps
Music

All Wearables