Fitbit One vs. Casio WSD-F20A vs. Samsung Galaxy Watch vs. Fitbit Flex vs. Garmin Vivosmart 4

 
One
WSD-F20A
Galaxy Watch
Flex
Vivosmart 4
 FitbitOneRemove Buy NowCasioWSD-F20ARemove Buy NowSamsungGalaxy WatchRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$399$330$100$130
Release20122018201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days1 day7 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320360 x 360NA48 x 128
Sizen/a1.32 inches1.2 inches or 1.3 inchesNA0.74 inches
TouchNA
TypeOLEDLCDAMOLEDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSTizen OSNA
Apps
MusicSpotify

All Wearables