When did the PS4 come out? All release date details

A Comparison of Playstation 4 Models

Report: The PS5 Pro Is In Development, Has A Release Window

Will there be a PS5 Pro? Release date rumours & predicted specs

PlayStation 4, PlayStation Wiki

PlayStation Direct will no longer sell PS4 Pro, leading to speculation it could be discontinued

PS4 Release Date: PlayStation 4 hits 16 more countries

Sony Details PS4 Release Date, Launch Titles and More - Capsule Computers

PS4 Vs. PS5: Which PlayStation Should You Buy?

New, high-end PlayStation 4 Pro on sale this November - Polygon