Fitbit Ionic vs. Fitbit Alta HR vs. Garmin Vivosmart HR Plus vs. Garmin Forerunner 45 vs. Garmin VivoActive 4

 
Ionic
Alta HR
Vivosmart HR Plus
Forerunner 45
VivoActive 4
 FitbitIonicRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivosmart HR PlusRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$299$150$179$199$349
Release20172017201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days7 days5 days7 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250128 x 36160 x 68208 x 208260 x 260
Size1.421.4 inches0.5 inches x 0.8 inches1.04 inches1.3ionches
Touch
TypeOLEDOLEDLCDLCDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSNABuilt-inWear OS
Apps
Music

All Wearables