Garmin Vivoactive vs. Polar M400 vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Samsung Galaxy Watch

 
Vivoactive
M400
Flex 2
WSD-F20A
Galaxy Watch
 GarminVivoactiveRemove Buy NowPolarM400Remove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowSamsungGalaxy WatchRemove Buy Now

Basic Info

Suggested Price$250$200$100$399$330
Release20152014201620182018

Activity & Fitness

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

Battery

Duration14 hours to 11 days8 hours to 30 days5 days1 day7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution205 x 148n/an/a320 x 320360 x 360
Size1.38 inchesn/an/a1.32 inches1.2 inches or 1.3 inches
Touchn/a
TypeLCDn/aLEDLCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWear OSTizen OS
Apps
MusicSpotify

All Wearables