Polar M400 vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Samsung Live vs. Michael Kors Grayson vs. Apple SE

 
M400
G-Shock GBA800
Grayson
Live
Grayson
SE
 PolarM400Remove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowSamsungLiveRemove Buy NowMichael KorsGraysonRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$200$120$350$200$350$279
Release201420182018201420182020

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 years24 hours1 Day24 hours18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454320 x 320453x454384 x 480
Sizen/a1.39 inches1.63 inches1.39 inches40mm
Touch
Typen/aAMOLEDSuper AMOLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
VibrationNA
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance3 ATM20 ATM1 ATMIP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearAndroid WearWatchOS 5
Apps
Music

All Wearables