ASUS ZenWatch 2 vs. Fitbit Alta vs. Apple Watch vs. Casio WSD-F20A vs. Fitbit Charge

 
ZenWatch 2
Alta
Watch
WSD-F20A
Charge
 ASUSZenWatch 2Remove Buy NowFitbitAltaRemove Buy NowAppleWatchRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$150$130$349$399$130
Release20162016201520182014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days18 hours1 day7-10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a340 x 272 or 390 x 312320 x 320NA
Size1.63 inches or 1.45 inchn/a1.5 inches or 1.65 inches1.32 inchesNA
Touchn/aNA
TypeAMOLEDOLEDAMOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/aIPX75 ATM1 ATM

Notifications

Phone
Emailsn/an/a
Textsn/a

Software

Operating SystemAndroid Wearn/aWatch OSWear OSNA
Apps
Music

All Wearables