ASUS ZenWatch 3 vs. Garmin Forerunner 235 vs. Fitbit Alta HR vs. Fitbit Charge HR vs. Apple Series 6

 
ZenWatch 3
Forerunner 235
Alta HR
Charge HR
Series 6
 ASUSZenWatch 3Remove Buy NowGarminForerunner 235Remove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$229$299.99$150$150$399
Release20172017201720152020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours9 days7 days5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400215 x 180128 x 36NA384 x 480
Size1.39 inches1.23 inches1.4 inchesNA40mm
TouchNA
TypeAMOLEDMIPOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2NAWatchOS 5
Apps
Music

All Wearables