Garmin Vivoactive HR vs. Garmin Vivosmart HR vs. Fitbit Ionic vs. Garmin Forerunner 235 vs. Apple Watch Series 4

 
Vivoactive HR
Vivosmart HR
Ionic
Forerunner 235
Watch Series 4
 GarminVivoactive HRRemove Buy NowGarminVivosmart HRRemove Buy NowFitbitIonicRemove Buy NowGarminForerunner 235Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$250$170$299$299.99$329
Release20162015201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days5 days4+ days9 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205160 x 68348x250215 x 180384 x 480
Size1.38 inches1.08 inches1.421.23 inches1.78 inches
Touch
Typen/an/aOLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50m5 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSWatch OS 5
Apps
Music

All Wearables