Fitbit Flex vs. Garmin Vivofit 4 vs. Jaybird Reign vs. Fitbit Inspire HR vs. Fitbit Inspire 3

 
Flex
Vivofit 4
Reign
Inspire HR
Inspire 3
 FitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowJaybirdReignRemove Buy NowFitbitInspire HRRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$100$79.95$150$99$100
Release20132018201520192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 year5 days5 days10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNA88 x 88NA139 x 6032x18
SizeNANANA1.4 inches46 inches
TouchNANA
TypeLEDNALEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM5 ATMNA5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNANAFitbit OS
Apps
Music

All Wearables