Fitbit Charge 2 vs. Apple Watch vs. Asus ZenWatch vs. Fitbit Alta HR vs. Fitbit Charge

 
Charge 2
Watch
ZenWatch
Alta HR
Charge
 FitbitCharge 2Remove Buy NowAppleWatchRemove Buy NowAsusZenWatchRemove Buy NowFitbitAlta HRRemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$150$349$150$150$130
Release20162015201420172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hoursNA7 days7-10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 320128 x 36NA
Sizen/a1.5 inches or 1.65 inches1.63 inches1.4 inchesNA
Touchn/aNA
TypeOLEDAMOLEDAMOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX7IP551 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aWatch OSAndroid WearNA
Apps
Music

All Wearables