Fitbit Ionic vs. Asus VivoWatch vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Fitbit Alta HR

 
Ionic
VivoWatch
G-Shock GBA800
645 Music
Alta HR
 FitbitIonicRemove Buy NowAsusVivoWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$299$160$120$450$150
Release20172018201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days24 hours to 10 days2 years7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250128 x 128240 x 240128 x 36
Size1.42NA1.2 inches1.4 inches
Touch
TypeOLEDNAMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance50mIP6720 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSKoodOS
Apps
Music

All Wearables