Fitbit Flex 2 vs. Samsung Gear Fit2 vs. Casio WSD-F20A vs. Fitbit Charge 3 vs. Polar Loop

 
Flex 2
Gear Fit2
WSD-F20A
Charge 3
Loop
 FitbitFlex 2Remove Buy NowSamsungGear Fit2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitCharge 3Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$180$399$150$100
Release20162016201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3-4 days1 day7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a432 x 216320 x 32066 x 18NA
Sizen/a1.5 inches1.32 inches.721 inchesNA
Touchn/a
TypeLEDSuper AMOLEDLCDOLEDLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP685 ATM5 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenWear OSNANA
Apps
Music

All Wearables