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

 
Loop 2
Watch Series 2
WSD-F20A
Core
Series 6
 PolarLoop 2Remove Buy NowAppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowPebbleCoreRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$120$269$399$99$399
Release20152016201820162020

Activity & Fitness

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

Battery

Duration8 days (without notifications)18 hours1 dayNANot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 320NA384 x 480
Sizen/a1.5 inches or 1.65 inches1.32 inchesNA40mm
TouchNA
TypeLEDAMOLEDLCDNAMicroLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance2 ATM5ATM5 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWatch OSWear OSNAWatchOS 5
Apps
Music

All Wearables