Casio WSD-F10 vs. Withings Activite Sapphire vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Samsung Galaxy Watch

 
WSD-F10
Activite Sapphire
Flex 2
WSD-F20A
Galaxy Watch
 CasioWSD-F10Remove Buy NowWithingsActivite SapphireRemove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowSamsungGalaxy WatchRemove Buy Now

Basic Info

Suggested Price$500$450$100$399$330
Release20162014201620182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygenn/a
Sleepn/a
Steps
Swimn/a

Battery

Durationn/a8 months5 days1 day7 days
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/a
Cellularn/aNA
GPS
NFCn/a
Wi-Fin/a

Display

Colorn/a
Resolutionn/an/an/a320 x 320360 x 360
Sizen/a1.3 inchesn/a1.32 inches1.2 inches or 1.3 inches
Touchn/an/a
TypeLCDAnalogLEDLCDAMOLED

Functions

Audio Speakern/a
Clock
Phonen/a
Vibration
Voicen/a

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aWear OSTizen OS
Appsn/a
Musicn/aSpotify

All Wearables