ASUS ZenWatch 3 vs. Fitbit Charge 3 vs. Fitbit Charge HR vs. Polar A370

 
ZenWatch 3
Charge 3
Charge HR
A370
 ASUSZenWatch 3Remove Buy NowFitbitCharge 3Remove Buy NowFitbitCharge HRRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$229$150$150$179.95
Release2017201820152017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours7 days5 daysUp to 3 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

BluetoothYes
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution400 x 40066 x 18NA160 x 80
Size1.39 inches.721 inchesNA1.18 inches
TouchNA
TypeAMOLEDOLEDOLEDTFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMWR30

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2NANA
Apps
Music

All Wearables