Polar M400 vs. Sony SmartWatch 3 vs. TomTom Adventurer vs. LG Watch Sport vs. Michael Kors Grayson vs. Michael Kors Grayson

 
M400
SmartWatch 3
Adventurer
Watch Sport
Grayson
Grayson
 PolarM400Remove Buy NowSonySmartWatch 3Remove Buy NowTomTomAdventurerRemove Buy NowLGWatch SportRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$250$350$349$350$350
Release201420142016201620182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 daysn/a1.45 days24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320n/a480 x 480453 x 454453x454
Sizen/a1.6 inchesn/a1.38 inches1.39 inches1.39 inches
Touch
Typen/aTFT LCDn/aP-OLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetoothBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP685 ATMIP681 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aAndroid Wearn/aAndroid Wear 2Android WearAndroid Wear
Apps
Music

All Wearables