The booklet for the blu ray version is exactly the same as the CD version. The limited edition blu ray version had two bonus discs and the booklet had some extra interviews in it. There was a regular CD version, a blu ray version, and a limited edition blu ray version. The first soundtrack for Final Fantasy XV was released on December 21, 2016. There are also some extra discs floating around that are more obscure. There is also a Piano Collections and a soundtrack for the movie Kingsglaive.
Final Fantasy XV has two soundtracks for the main game.