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

 
One
Watch Series 2
WSD-F20A
Core
Loop
 FitbitOneRemove Buy NowAppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$269$399$99$100
Release20122016201820162013

Activity & Fitness

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

Battery

Duration10-14 days18 hours1 dayNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 320NANA
Sizen/a1.5 inches or 1.65 inches1.32 inchesNANA
TouchNA
TypeOLEDAMOLEDLCDNALED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5ATM5 ATMNA2 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWatch OSWear OSNANA
Apps
Music

All Wearables