ASUS ZenWatch 2 vs. Fitbit Surge vs. Polar Loop 2 vs. Amazfit Stratos vs. Fitbit Charge HR

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

Basic Info

Suggested Price$150$250$120$199$150
Release20162016201520182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a7 days8 days (without notifications)5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/an/a320 x 300NA
Size1.63 inches or 1.45 inch1.26 inchesn/a1.34 inchesNA
TouchNA
TypeAMOLEDMonochrome LCDLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM2 ATM5 ATM1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aProprietaryNA
Apps
Music

All Wearables