https://www.gamespot.com/articles/ps4-vs-ps4-slim-vs-ps4-pro-what-are-the-difference/1100-6456440/

With three major PS4 models out on the market, it's easy to be a little confused as to the different specs and features of each SKU. We're going to clear that situation up in this article and break down which PS4 is right for you. You can also check out our review of the original PS4, review of the PS4 Slim, and review of the PS4 Pro. To see how all the modern consoles, including all SKUs of PlayStation 4 compare, click here.