Garmin Forerunner 225 vs. Polar M400 vs. Fitbit Alta vs. Samsung Galaxy Watch vs. Fitbit Flex

 
Forerunner 225
M400
Alta
Galaxy Watch
Flex
 GarminForerunner 225Remove Buy NowPolarM400Remove Buy NowFitbitAltaRemove Buy NowSamsungGalaxy WatchRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$300$200$130$330$100
Release20152014201620182013

Activity & Fitness

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

Battery

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

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/an/a360 x 360NA
Size1 inchn/an/a1.2 inches or 1.3 inchesNA
Touchn/aNA
Typen/an/aOLEDAMOLEDLED

Functions

Audio Speaker22Alerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMn/a5 ATM1 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating Systemn/an/an/aTizen OSNA
Appsn/a
Musicn/aSpotify

All Wearables