Fitbit Charge 2 vs. Garmin Vivosmart HR vs. Garmin 645 Music vs. Garmin Forerunner 235 vs. Fitbit Charge 3

 
Charge 2
Vivosmart HR
645 Music
Forerunner 235
Charge 3
 FitbitCharge 2Remove Buy NowGarminVivosmart HRRemove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$150$170$450$299.99$150
Release20162015201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days7 days9 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a160 x 68240 x 240215 x 18066 x 18
Sizen/a1.08 inches1.2 inches1.23 inches.721 inches
Touchn/a
TypeOLEDn/aMIPMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables