A:AnswerJust no disc, it's smaller too, I prefer slim because of the size and theres really no reason for disc anymore with streaming and store downloads
A:AnswerThe ps5 is backwards compatible with ps4 games, meaning ps4 games can be played on the ps5. Unfortounatley, the ps1, ps2 and ps3 games cannot be used on the ps5.
A:AnswerFrom my experience, yes. The box was given to be open not sealed and you could definitely notice it was used versus a new one which is sealed and not touched
A:AnswerThe external hard drive could work for it. I do believe that you may have to reformat it for it to work but I’m unsure. There are USB-C ports in the front and back and there is a USB-A port in the back which most likely would connect to an external Hard drive used for a PS4.