Casio WSD-F20A vs. Pebble Core vs. Polar Loop vs. Fitbit Versa 2 vs. Apple Series 6

 
WSD-F20A
Core
Loop
Versa 2
Series 6
 CasioWSD-F20ARemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy NowFitbitVersa 2Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$399$99$100$199$399
Release20182016201320192020

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration1 dayNA5 days5 daysNot yet
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320NANA300 x 300384 x 480
Size1.32 inchesNANA1.34 inches40mm
TouchNA
TypeLCDNALEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATMNA2 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWear OSNANABuild-inWatchOS 5
Apps
Music

All Wearables