Fitbit Charge 2 vs. Garmin Vivosmart HR vs. Garmin Vivofit 4 vs. Apple Watch Series 4 vs. Apple Series 6

 
Charge 2
Vivosmart HR
Vivofit 4
Watch Series 4
Series 6
 FitbitCharge 2Remove Buy NowGarminVivosmart HRRemove Buy NowGarminVivofit 4Remove Buy NowAppleWatch Series 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$170$79.95$329$399
Release20162015201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days1 yearNot YetNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 6888 x 88384 x 480384 x 480
Sizen/a1.08 inchesNA1.78 inches40mm
Touchn/a
TypeOLEDn/aNAMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/a5 ATM5 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OS 5WatchOS 5
Apps
Music

All Wearables