Fitbit Ionic vs. Asus VivoWatch vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Garmin Vivofit 4

 
Ionic
VivoWatch
G-Shock GBA800
645 Music
Vivofit 4
 FitbitIonicRemove Buy NowAsusVivoWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$299$160$120$450$79.95
Release20172018201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days24 hours to 10 days2 years7 days1 year
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250128 x 128240 x 24088 x 88
Size1.42NA1.2 inchesNA
Touch
TypeOLEDNAMIPNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance50mIP6720 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSKoodOS
Apps
Music

All Wearables