Garmin Forerunner 225 vs. Polar M400 vs. Fitbit Flex vs. Garmin Vivosport vs. Samsung Gear Fit2 Pro

 
Forerunner 225
M400
Flex
Vivosport
Gear Fit2 Pro
 GarminForerunner 225Remove Buy NowPolarM400Remove Buy NowFitbitFlexRemove Buy NowGarminVivosportRemove Buy NowSamsungGear Fit2 ProRemove Buy Now

Basic Info

Suggested Price$300$200$100$199$199.99
Release20152014201320172017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks8 hours to 30 days5 days7 days2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/aNA72 x 144216 x 432
Size1 inchn/aNANA1.5 inches
TouchNA
Typen/an/aLEDMIPAMOLED

Functions

Audio Speaker22Alerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM1 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

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

All Wearables