Polar M400 vs. Michael Kors Grayson vs. Samsung Galaxy Watch vs. Michael Kors Grayson vs. Mobvoi TicWatch e2 vs. Fitbit Sense 2

 
M400
Grayson
Galaxy Watch
Grayson
TicWatch e2
Sense 2
 PolarM400Remove Buy NowMichael KorsGraysonRemove Buy NowSamsungGalaxy WatchRemove Buy NowMichael KorsGraysonRemove Buy NowMobvoiTicWatch e2Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$200$350$330$350$200$300
Release201420182018201820192022

Activity & Fitness

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

Battery

Duration8 hours to 30 days24 hours7 days24 hours1 day6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454360 x 360453x454360 x 360336x336
Sizen/a1.39 inches1.2 inches or 1.3 inches1.39 inches1.2 inches1.59 inches
Touch
Typen/aAMOLEDAMOLEDAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM1 ATM5 ATM1 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearTizen OSAndroid WearWear OS
Apps
MusicSpotify

All Wearables