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

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

Basic Info

Suggested Price$120$269$299$399$99
Release20152016201720182016

Activity & Fitness

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

Battery

Duration8 days (without notifications)18 hours4+ days1 dayNA
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 312348x250320 x 320NA
Sizen/a1.5 inches or 1.65 inches1.421.32 inchesNA
TouchNA
TypeLEDAMOLEDOLEDLCDNA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5ATM50m5 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWatch OSFitbit OSWear OSNA
Apps
Music

All Wearables