Apple Watch Series 2 vs. Apple Watch vs. Casio WSD-F20A vs. Fitbit Alta HR vs. Pebble Core

 
Watch Series 2
Watch
WSD-F20A
Alta HR
Core
 AppleWatch Series 2Remove Buy NowAppleWatchRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$269$349$399$150$99
Release20162015201820172016

Activity & Fitness

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

Battery

Duration18 hours18 hours1 day7 daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312340 x 272 or 390 x 312320 x 320128 x 36NA
Size1.5 inches or 1.65 inches1.5 inches or 1.65 inches1.32 inches1.4 inchesNA
TouchNA
TypeAMOLEDAMOLEDLCDOLEDNA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATMIPX75 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWatch OSWatch OSWear OSNA
Apps
Music

All Wearables