ASUS ZenWatch 2 vs. Garmin Forerunner 225 vs. Fitbit Flex 2 vs. Fitbit Alta HR vs. Apple Watch Series 5

 
ZenWatch 2
Forerunner 225
Flex 2
Alta HR
Watch Series 5
 ASUSZenWatch 2Remove Buy NowGarminForerunner 225Remove Buy NowFitbitFlex 2Remove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 5Remove Buy Now

Basic Info

Suggested Price$150$300$100$150$329
Release20162015201620172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a10 hours to 4 weeks5 days7 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320180 x 180n/a128 x 36384 x 480
Size1.63 inches or 1.45 inch1 inchn/a1.4 inches1.78 Inches
Touchn/a
TypeAMOLEDn/aLEDOLEDMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATMNot Yet

Notifications

Phonen/a
Emailsn/an/a
Textsn/an/a

Software

Operating SystemAndroid Wearn/an/aWatchOS 5
Appsn/a
Musicn/a

All Wearables