Fitbit Flex 2 vs. Casio G-Shock GBA800 vs. Casio WSD-F20A vs. Fitbit Charge 3 vs. Fitbit Charge HR

 
Flex 2
G-Shock GBA800
WSD-F20A
Charge 3
Charge HR
 FitbitFlex 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitCharge 3Remove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$100$120$399$150$150
Release20162018201820182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 years1 day7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 32066 x 18NA
Sizen/a1.32 inches.721 inchesNA
Touchn/aNA
TypeLEDLCDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM20 ATM5 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNANA
Apps
Music

All Wearables