Garmin Forerunner 225 vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Fitbit Charge HR vs. Garmin Vivofit 4

 
Forerunner 225
Flex 2
Ionic
Charge HR
Vivofit 4
 GarminForerunner 225Remove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowFitbitCharge HRRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$300$100$299$150$79.95
Release20152016201720152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days4+ days5 days1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution180 x 180n/a348x250NA88 x 88
Size1 inchn/a1.42NANA
Touchn/aNA
Typen/aLEDOLEDOLEDNA

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50m1 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aFitbit OSNA
Appsn/a
Musicn/a

All Wearables