Fitbit Charge 2 vs. Fitbit Flex 2 vs. Amazfit Stratos vs. Garmin Chronos vs. Fitbit Charge HR

 
Charge 2
Flex 2
Stratos
Chronos
Charge HR
 FitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowGarminChronosRemove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$150$100$199$1500$150
Release20162016201820182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days8 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 300218 x 218NA
Sizen/an/a1.34 inches1.2 inchesNA
Touchn/an/aNA
TypeOLEDLEDOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM10 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryWear OSNA
Apps
Music

All Wearables