ASUS ZenWatch 2 vs. ASUS ZenWatch 3 vs. Fitbit Flex vs. Apple Watch Series 4 vs. Fitbit Inspire HR

 
ZenWatch 2
ZenWatch 3
Flex
Watch Series 4
Inspire HR
 ASUSZenWatch 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$150$229$100$329$99
Release20162017201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a48 hours5 daysNot Yet5 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320400 x 400NA384 x 480139 x 60
Size1.63 inches or 1.45 inch1.39 inchesNA1.78 inches1.4 inches
TouchNA
TypeAMOLEDAMOLEDLEDMicroLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP671 ATMNot Yet5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearAndroid Wear 2NAWatch OS 5Fitbit OS
Apps
Music

All Wearables