Garmin Forerunner 225 vs. Polar A360 vs. Withings Pulse Ox vs. Fitbit Flex vs. Garmin Vivofit 4

 
Forerunner 225
A360
Pulse Ox
Flex
Vivofit 4
 GarminForerunner 225Remove Buy NowPolarA360Remove Buy NowWithingsPulse OxRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$300$200$120$100$79.95
Release20152015201420132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks12 days2 weeks5 days1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorblue
Resolution180 x 180160 x 80128 x 32NA88 x 88
Size1 inch1.18 inchesn/aNANA
TouchSwipeNA
Typen/an/aOLEDLEDNA

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR301 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/aNA
Appsn/a
Musicn/a

All Wearables