Garmin Forerunner 225 vs. Fitbit Flex 2 vs. Samsung Galaxy Watch vs. Garmin Vivosmart 4 vs. Apple Series 6

 
Forerunner 225
Flex 2
Galaxy Watch
Vivosmart 4
Series 6
 GarminForerunner 225Remove Buy NowFitbitFlex 2Remove Buy NowSamsungGalaxy WatchRemove Buy NowGarminVivosmart 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$300$100$330$130$399
Release20152016201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days7 days7 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution180 x 180n/a360 x 36048 x 128384 x 480
Size1 inchn/a1.2 inches or 1.3 inches0.74 inches40mm
Touchn/a
Typen/aLEDAMOLEDOLEDMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM5 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aTizen OSWatchOS 5
Appsn/a
Musicn/aSpotify

All Wearables