Fitbit Charge 2 vs. Fitbit Flex 2 vs. Polar Loop 2 vs. Fitbit Charge HR

 
Charge 2
Flex 2
Loop 2
Charge HR
 FitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowPolarLoop 2Remove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$150$100$120$150
Release2016201620152015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days8 days (without notifications)5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/aNA
Sizen/an/an/aNA
Touchn/an/aNA
TypeOLEDLEDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM2 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aNA
Apps
Music

All Wearables