Apple Watch Series 3 vs. Polar Loop 2 vs. Fitbit Ionic vs. Casio WSD-F20A vs. Pebble Core

 
Watch Series 3
Loop 2
Ionic
WSD-F20A
Core
 AppleWatch Series 3Remove Buy NowPolarLoop 2Remove Buy NowFitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$329$120$299$399$99
Release20172015201720182016

Activity & Fitness

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

Battery

Duration18 hours8 days (without notifications)4+ days1 dayNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a348x250320 x 320NA
Size1.5 inches or 1.65 inchesn/a1.421.32 inchesNA
TouchNA
TypeAMOLEDLEDOLEDLCDNA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM50m5 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWatchOS 4n/aFitbit OSWear OSNA
Apps
Music

All Wearables