ASUS ZenWatch 2 vs. Fitbit Surge vs. Amazfit Stratos vs. Fitbit Charge 3 vs. Fitbit Charge HR

 
ZenWatch 2
Surge
Stratos
Charge 3
Charge HR
 ASUSZenWatch 2Remove Buy NowFitbitSurgeRemove Buy NowAmazfitStratosRemove Buy NowFitbitCharge 3Remove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$150$250$199$150$150
Release20162016201820182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days5 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/a
Windowsn/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution320 x 320n/a320 x 30066 x 18NA
Size1.63 inches or 1.45 inch1.26 inches1.34 inches.721 inchesNA
TouchNA
TypeAMOLEDMonochrome LCDOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM5 ATM1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aProprietaryNANA
Apps
Music

All Wearables