Polar M400 vs. Polar A360 vs. Huawei Watch 2 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Apple SE

 
M400
A360
Watch 2
Grayson
Grayson
SE
 PolarM400Remove Buy NowPolarA360Remove Buy NowHuaweiWatch 2Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$200$200$350$350$350$279
Release201420152017201820182020

Activity & Fitness

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

Battery

Duration8 hours to 30 days12 days48 hours24 hours24 hours18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 80480 x 480453 x 454453x454384 x 480
Sizen/a1.18 inches1.38 inches1.39 inches1.39 inches40mm
Touch
Typen/an/aP-OLEDAMOLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance3 ATMWR30IP681 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2Android WearAndroid WearWatchOS 5
Apps
Music

All Wearables