Garmin Forerunner 225 vs. Fitbit Flex 2 vs. Asus ZenWatch vs. Fitbit Charge HR vs. Garmin VivoActive 4

 
Forerunner 225
Flex 2
ZenWatch
Charge HR
VivoActive 4
 GarminForerunner 225Remove Buy NowFitbitFlex 2Remove Buy NowAsusZenWatchRemove Buy NowFitbitCharge HRRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$300$100$150$150$349
Release20152016201420152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 daysNA5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution180 x 180n/a320 x 320NA260 x 260
Size1 inchn/a1.63 inchesNA1.3ionches
Touchn/aNA
Typen/aLEDAMOLEDOLEDMIP

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP551 ATM5 ATM

Notifications

Phonen/a
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/aAndroid WearNAWear OS
Appsn/a
Musicn/a

All Wearables