Fitbit Alta vs. Amazfit Stratos vs. Asus ZenWatch vs. Casio WSD-F20A vs. Fitbit Charge HR

 
Alta
Stratos
ZenWatch
WSD-F20A
Charge HR
 FitbitAltaRemove Buy NowAmazfitStratosRemove Buy NowAsusZenWatchRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$130$199$150$399$150
Release20162018201420182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 daysNA1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300320 x 320320 x 320NA
Sizen/a1.34 inches1.63 inches1.32 inchesNA
Touchn/aNA
TypeOLEDOLEDAMOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP555 ATM1 ATM

Notifications

Phone
Emailsn/aNA
TextsNA

Software

Operating Systemn/aProprietaryAndroid WearWear OSNA
Apps
Music

All Wearables