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

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

Basic Info

Suggested Price$299$120$1500$150$100
Release20172018201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days2 years8 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution348x250218 x 21866 x 18NA
Size1.421.2 inches.721 inchesNA
TouchNA
TypeOLEDMIPOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m20 ATM10 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWear OSNANA
Apps
Music

All Wearables