Fitbit Ionic vs. Asus VivoWatch vs. Casio G-Shock GBA800 vs. Garmin Chronos vs. Fitbit Flex

 
Ionic
VivoWatch
G-Shock GBA800
Chronos
Flex
 FitbitIonicRemove Buy NowAsusVivoWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$299$160$120$1500$100
Release20172018201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days24 hours to 10 days2 years8 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250128 x 128218 x 218NA
Size1.42NA1.2 inchesNA
TouchNA
TypeOLEDNAMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance50mIP6720 ATM10 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSKoodOSWear OSNA
Apps
Music

All Wearables