Fitbit Ionic vs. Casio G-Shock GBA800 vs. Fitbit Charge 3 vs. Fitbit Charge HR vs. Fitbit Flex

 
Ionic
G-Shock GBA800
Charge 3
Charge HR
Flex
 FitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitCharge 3Remove Buy NowFitbitCharge HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$299$120$150$150$100
Release20172018201820152013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days2 years7 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution348x25066 x 18NANA
Size1.42.721 inchesNANA
TouchNANA
TypeOLEDOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m20 ATM5 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSNANANA
Apps
Music

All Wearables