Fitbit Charge 2 vs. Fitbit Flex 2 vs. Amazfit Stratos vs. Fitbit Charge 3 vs. Fitbit Inspire HR

 
Charge 2
Flex 2
Stratos
Charge 3
Inspire HR
 FitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowFitbitCharge 3Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$150$100$199$150$99
Release20162016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 30066 x 18139 x 60
Sizen/an/a1.34 inches.721 inches1.4 inches
Touchn/an/a
TypeOLEDLEDOLEDOLEDOLED

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/aProprietaryNAFitbit OS
Apps
Music

All Wearables