Fitbit Charge 2 vs. Garmin Vivosmart vs. Fitbit Ionic vs. Garmin Vivosmart HR Plus vs. Apple Watch Series 4

 
Charge 2
Vivosmart
Ionic
Vivosmart HR Plus
Watch Series 4
 FitbitCharge 2Remove Buy NowGarminVivosmartRemove Buy NowFitbitIonicRemove Buy NowGarminVivosmart HR PlusRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$150$170$299$179$329
Release20162014201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days4+ days5 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 16348x250160 x 68384 x 480
Sizen/a1.41 inches1.420.5 inches x 0.8 inches1.78 inches
Touchn/a
TypeOLEDOLEDOLEDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM50m5 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSNAWatch OS 5
Apps
Music

All Wearables