Polar M400 vs. TomTom Adventurer vs. Huawei Watch 2 vs. Michael Kors Grayson vs. Samsung Galaxy Watch vs. Michael Kors Grayson

 
M400
Adventurer
Watch 2
Grayson
Galaxy Watch
Grayson
 PolarM400Remove Buy NowTomTomAdventurerRemove Buy NowHuaweiWatch 2Remove Buy NowMichael KorsGraysonRemove Buy NowSamsungGalaxy WatchRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$350$350$350$330$350
Release201420162017201820182018

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/a48 hours24 hours7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a480 x 480453 x 454360 x 360453x454
Sizen/an/a1.38 inches1.39 inches1.2 inches or 1.3 inches1.39 inches
Touch
Typen/an/aP-OLEDAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP681 ATM5 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aAndroid Wear 2Android WearTizen OSAndroid Wear
Apps
MusicSpotify

All Wearables