Polar M400 vs. Huawei Watch 2 vs. Michael Kors Grayson vs. Garmin Vivosmart 3 vs. Jawbone UP2 vs. Michael Kors Grayson

 
M400
Watch 2
Grayson
Vivosmart 3
UP2
Grayson
 PolarM400Remove Buy NowHuaweiWatch 2Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 3Remove Buy NowJawboneUP2Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$350$350$139.99$100$350
Release201420172018201720152018

Activity & Fitness

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

Battery

Duration8 hours to 30 days48 hours24 hours5 days7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 480453 x 45464 x 128NA453x454
Sizen/a1.38 inches1.39 inchesNANA1.39 inches
TouchNA
Typen/aP-OLEDAMOLEDOLEDNAAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP681 ATM5 ATMSplash resistant1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Android WearNAAndroid Wear
Apps
Music

All Wearables