Apple Watch Series 3 vs. Polar M400 vs. Amazfit Stratos vs. Amazfit Cor vs. Asus ZenWatch

 
Watch Series 3
M400
Stratos
Cor
ZenWatch
 AppleWatch Series 3Remove Buy NowPolarM400Remove Buy NowAmazfitStratosRemove Buy NowAmazfitCorRemove Buy NowAsusZenWatchRemove Buy Now

Basic Info

Suggested Price$329$200$199$79.99$150
Release20172014201820182014

Activity & Fitness

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

Battery

Duration18 hours8 hours to 30 days5 days12 daysNA
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a320 x 30080 x 160320 x 320
Size1.5 inches or 1.65 inchesn/a1.34 inches1.23 inches1.63 inches
Touch
TypeAMOLEDn/aOLEDIPS LCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATM5 ATMIP55

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemWatchOS 4n/aProprietaryAndroid Wear
Apps
Music

All Wearables