ASUS ZenWatch 2 vs. ASUS ZenWatch 3 vs. Fitbit Alta HR vs. Polar A370 vs. Fitbit Inspire HR

 
ZenWatch 2
ZenWatch 3
Alta HR
A370
Inspire HR
 ASUSZenWatch 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$150$229$150$179.95$99
Release20162017201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a48 hours7 daysUp to 3 days5 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320400 x 400128 x 36160 x 80139 x 60
Size1.63 inches or 1.45 inch1.39 inches1.4 inches1.18 inches1.4 inches
Touch
TypeAMOLEDAMOLEDOLEDTFT LCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67WR305 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid Wear 2Fitbit OS
Apps
Music

All Wearables