Garmin Forerunner 225 vs. Garmin Vivoactive HR vs. Fitbit Ionic vs. Garmin Forerunner 935 vs. Garmin Vivofit 4

 
Forerunner 225
Vivoactive HR
Ionic
Forerunner 935
Vivofit 4
 GarminForerunner 225Remove Buy NowGarminVivoactive HRRemove Buy NowFitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$300$250$299$500$79.95
Release20152016201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks13 hours to 8 days4+ daysUp to 2 weeks1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180148 x 205348x250240 x 24088 x 88
Size1 inch1.38 inches1.421.2 inchesNA
Touch
Typen/an/aOLEDLCDNA

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50m5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

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

All Wearables