Fitbit Flex 2 vs. Casio WSD-F20A vs. Samsung Galaxy Watch vs. Jaybird Reign vs. Garmin Vivosmart 4

 
Flex 2
WSD-F20A
Galaxy Watch
Reign
Vivosmart 4
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowSamsungGalaxy WatchRemove Buy NowJaybirdReignRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$399$330$150$130
Release20162018201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day7 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320360 x 360NA48 x 128
Sizen/a1.32 inches1.2 inches or 1.3 inchesNA0.74 inches
Touchn/aNA
TypeLEDLCDAMOLEDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSTizen OSNA
Apps
MusicSpotify

All Wearables