Polar M600 vs. Polar Loop 2 vs. Fitbit Charge 3 vs. Fitbit Flex vs. Polar Loop

 
M600
Loop 2
Charge 3
Flex
Loop
 PolarM600Remove Buy NowPolarLoop 2Remove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$330$120$150$100$100
Release20162015201820132013

Activity & Fitness

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

Battery

Duration2 days8 days (without notifications)7 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/aNA
Windowsn/aNot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution240 x 240n/a66 x 18NANA
Size1.3 inchesn/a.721 inchesNANA
Touchn/aNA
TypeTFTLEDOLEDLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX82 ATM5 ATM1 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNANANA
Apps
Music

All Wearables