Fitbit Flex 2 vs. Casio WSD-F20A vs. Fitbit Charge vs. Jawbone UP24 vs. Polar Loop

 
Flex 2
WSD-F20A
Charge
UP24
Loop
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy NowJawboneUP24Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$399$130$130$100
Release20162018201420132013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day7-10 days14 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320NANANA
Sizen/a1.32 inchesNANANA
Touchn/aNANA
TypeLEDLCDOLEDNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMSplash Resistant2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNANANA
Apps
Music

All Wearables