Fitbit Ionic vs. Fitbit Alta HR vs. Fitbit Flex vs. Fitbit Inspire HR vs. Fitbit Inspire 3

 
Ionic
Alta HR
Flex
Inspire HR
Inspire 3
 FitbitIonicRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowFitbitInspire HRRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$299$150$100$99$100
Release20172017201320192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days7 days5 days5 days10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250128 x 36NA139 x 6032x18
Size1.421.4 inchesNA1.4 inches46 inches
TouchNA
TypeOLEDOLEDLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSNAFitbit OS
Apps
Music

All Wearables