Fossil Q Reveler vs. Casio WSD-F20A vs. Fitbit Flex vs. Polar Loop vs. Apple Watch Series 4

 
Q Reveler
WSD-F20A
Flex
Loop
Watch Series 4
 FossilQ RevelerRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$125$399$100$100$329
Release20152018201320132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days1 day5 days5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320NANA384 x 480
Sizen/a1.32 inchesNANA1.78 inches
Touchn/aNA
Typen/aLCDLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM1 ATM2 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNANAWatch OS 5
Apps
Music

All Wearables