Garmin Forerunner 225 vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Polar A370 vs. Fitbit Inspire 3

 
Forerunner 225
Flex
Vivofit 4
A370
Inspire 3
 GarminForerunner 225Remove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowPolarA370Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$300$100$79.95$179.95$100
Release20152013201820172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days1 yearUp to 3 days10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180NA88 x 88160 x 8032x18
Size1 inchNANA1.18 inches46 inches
TouchNA
Typen/aLEDNATFT LCDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATMWR305 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aNA
Appsn/a
Musicn/a

All Wearables