Fitbit Ionic vs. Casio G-Shock GBA800 vs. Fitbit Charge 3 vs. Fitbit Flex vs. Apple Watch Series 4

 
Ionic
G-Shock GBA800
Charge 3
Flex
Watch Series 4
 FitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$299$120$150$100$329
Release20172018201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days2 years7 days5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution348x25066 x 18NA384 x 480
Size1.42.721 inchesNA1.78 inches
TouchNA
TypeOLEDOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m20 ATM5 ATM1 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSNANAWatch OS 5
Apps
Music

All Wearables