Garmin Forerunner 225 vs. Polar M400 vs. Casio G-Shock GBA800 vs. Fitbit Flex vs. Garmin Vivosport

 
Forerunner 225
M400
G-Shock GBA800
Flex
Vivosport
 GarminForerunner 225Remove Buy NowPolarM400Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitFlexRemove Buy NowGarminVivosportRemove Buy Now

Basic Info

Suggested Price$300$200$120$100$199
Release20152014201820132017

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks8 hours to 30 days2 years5 days7 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 144
Size1 inchn/aNANA
TouchNA
Typen/an/aLEDMIP

Functions

Audio Speaker22Alerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM20 ATM1 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

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

All Wearables