Apple Watch Series 3 vs. Polar M400 vs. Apple Watch Series 2 vs. ASUS ZenWatch 3 vs. Apple Watch Series 5

 
Watch Series 3
M400
Watch Series 2
ZenWatch 3
Watch Series 5
 AppleWatch Series 3Remove Buy NowPolarM400Remove Buy NowAppleWatch Series 2Remove Buy NowASUSZenWatch 3Remove Buy NowAppleWatch Series 5Remove Buy Now

Basic Info

Suggested Price$329$200$269$229$329
Release20172014201620172019

Activity & Fitness

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

Battery

Duration18 hours8 hours to 30 days18 hours48 hoursNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a340 x 272 or 390 x 312400 x 400384 x 480
Size1.5 inches or 1.65 inchesn/a1.5 inches or 1.65 inches1.39 inches1.78 Inches
Touch
TypeAMOLEDn/aAMOLEDAMOLEDMicroLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aWatch OSAndroid Wear 2WatchOS 5
Apps
Music

All Wearables