Fitbit Ionic vs. Asus VivoWatch vs. Fitbit Alta HR vs. Fitbit Charge 3 vs. Apple Watch 8

 
Ionic
VivoWatch
Alta HR
Charge 3
Watch 8
 FitbitIonicRemove Buy NowAsusVivoWatchRemove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge 3Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$299$160$150$150$499
Release20172018201720182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days24 hours to 10 days7 days7 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution348x250128 x 128128 x 3666 x 18340 x 272 or 390 x 312
Size1.42NA1.4 inches.721 inches1.5 inches or 1.65 inches
Touch
TypeOLEDNAOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance50mIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSKoodOSNAWatchOS 9
Apps
Music

All Wearables