Fitbit Charge 2 vs. Fitbit Flex 2 vs. Fitbit One vs. Fitbit Charge 3 vs. Fitbit Charge HR

 
Charge 2
Flex 2
One
Charge 3
Charge HR
 FitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowFitbitCharge 3Remove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$150$100$100$150$150
Release20162016201220182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days10-14 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a66 x 18NA
Sizen/an/an/a.721 inchesNA
Touchn/an/aNA
TypeOLEDLEDOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMSplast Resistant5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aNANA
Apps
Music

All Wearables