Polar M400 vs. Huawei Watch 2 vs. Michael Kors Grayson vs. Apple Watch Series 5 vs. Diesel On Full Guard 2.5 vs. Michael Kors Grayson

 
M400
Watch 2
Grayson
Watch Series 5
On Full Guard 2.5
Grayson
 PolarM400Remove Buy NowHuaweiWatch 2Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch Series 5Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$350$350$329$325$350
Release201420172018201920182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days48 hours24 hoursNot Yet4 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 480453 x 454384 x 480454x454453x454
Sizen/a1.38 inches1.39 inches1.78 Inches1.39 inches1.39 inches
Touch
Typen/aP-OLEDAMOLEDMicroLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP681 ATMNot Yet3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Android WearWatchOS 5Wear OSAndroid Wear
Apps
Music

All Wearables