Apple Watch Series 3 vs. Fitbit Alta vs. Amazfit Cor vs. Casio G-Shock GBA800 vs. Fitbit Charge 3

 
Watch Series 3
Alta
Cor
G-Shock GBA800
Charge 3
 AppleWatch Series 3Remove Buy NowFitbitAltaRemove Buy NowAmazfitCorRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$329$130$79.99$120$150
Release20172016201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days12 days2 years7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a80 x 16066 x 18
Size1.5 inches or 1.65 inchesn/a1.23 inches.721 inches
Touchn/a
TypeAMOLEDOLEDIPS LCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM20 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/aNA
Apps
Music

All Wearables