Fitbit Ionic vs. Apple Watch vs. Fitbit Alta HR vs. Garmin Vivofit 4

 
Ionic
Watch
Alta HR
Vivofit 4
 FitbitIonicRemove Buy NowAppleWatchRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$299$349$150$79.95
Release2017201520172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days18 hours7 days1 year
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250340 x 272 or 390 x 312128 x 3688 x 88
Size1.421.5 inches or 1.65 inches1.4 inchesNA
Touch
TypeOLEDAMOLEDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mIPX75 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWatch OS
Apps
Music

All Wearables