Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Fitbit Charge 3 vs. Garmin Forerunner 45 vs. Fitbit Inspire 3

 
Flex 2
Vivosmart HR
Charge 3
Forerunner 45
Inspire 3
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowFitbitCharge 3Remove Buy NowGarminForerunner 45Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$100$170$150$199$100
Release20162015201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days7 days7 days10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 6866 x 18208 x 20832x18
Sizen/a1.08 inches.721 inches1.04 inches46 inches
Touchn/a
TypeLEDn/aOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNABuilt-in
Apps
Music

All Wearables