Fitbit Ionic vs. Casio G-Shock GBA800 vs. Garmin Chronos vs. Fitbit Flex vs. Amazfit GTR

 
Ionic
G-Shock GBA800
Chronos
Flex
GTR
 FitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$299$120$1500$100$199
Release20172018201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days2 years8 days5 days24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250218 x 218NA454 x 454
Size1.421.2 inchesNA1.39 inches
TouchNA
TypeOLEDMIPLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWear OSNABuild-in
Apps
Music

All Wearables