From Engadget
What discs can a PlayStation 5 play?

The PS5 can't play every disc that the PS3 and PS4 were compatible with, but most of what you'll want to play and watch is supported.
TechBlastTechnology. Unpacked.UK & world technologyFrom Engadget

The PS5 can't play every disc that the PS3 and PS4 were compatible with, but most of what you'll want to play and watch is supported.