Huawei Watch vs. Polar M400 vs. Polar Loop 2 vs. Michael Kors Grayson vs. Apple Watch Series 4 vs. Michael Kors Grayson

 
Watch
M400
Loop 2
Grayson
Watch Series 4
Grayson
 HuaweiWatchRemove Buy NowPolarM400Remove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$349$200$120$350$329$350
Release201520142015201820182018

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days8 days (without notifications)24 hoursNot Yet24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400n/an/a453 x 454384 x 480453x454
Size1.4 inchesn/an/a1.39 inches1.78 inches1.39 inches
Touch
TypeAMOLEDn/aLEDAMOLEDMicroLEDAMOLED

Functions

Audio Speakern/aAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a3 ATM2 ATM1 ATMNot Yet1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aAndroid WearWatch OS 5Android Wear
Apps
Musicn/a

All Wearables