Casio WSD-F10 vs. Polar M400 vs. Fitbit Alta vs. Apple Watch Series 2 vs. ASUS ZenWatch 3

 
WSD-F10
M400
Alta
Watch Series 2
ZenWatch 3
 CasioWSD-F10Remove Buy NowPolarM400Remove Buy NowFitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowASUSZenWatch 3Remove Buy Now

Basic Info

Suggested Price$500$200$130$269$229
Release20162014201620162017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/an/a
Oxygenn/a
Sleepn/a
Steps
Swimn/a

Battery

Durationn/a8 hours to 30 days5 days18 hours48 hours
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/aYes
Cellularn/a
GPS
NFCn/a
Wi-Fin/a

Display

Color
Resolutionn/an/an/a340 x 272 or 390 x 312400 x 400
Sizen/an/an/a1.5 inches or 1.65 inches1.39 inches
Touchn/an/a
TypeLCDn/aOLEDAMOLEDAMOLED

Functions

Audio Speakern/aAlerts only
Clock
Phonen/a
Vibration
Voicen/a

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMn/a5ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aWatch OSAndroid Wear 2
Appsn/a
Musicn/a

All Wearables