Polar M400 vs. LG Watch Sport vs. Michael Kors Grayson vs. Jawbone UP4 vs. Michael Kors Grayson vs. Mobvoi TicWatch S2

 
M400
Watch Sport
Grayson
UP4
Grayson
TicWatch S2
 PolarM400Remove Buy NowLGWatch SportRemove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP4Remove Buy NowMichael KorsGraysonRemove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$200$349$350$200$350$180
Release201420162018201520182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days1.45 days24 hoursNA24 hours2 DAYS
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 480453 x 454NA453x454400 x 400
Sizen/a1.38 inches1.39 inchesNA1.39 inches1.39 inches
TouchNA
Typen/aP-OLEDAMOLEDNAAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP681 ATMNA1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Android WearNAAndroid WearWear OS
Apps
MusicNA

All Wearables