This video compares Final Fantasy VII Rebirth on the PlayStation 5 Pro to the Xbox Series X.
On the PS5 Pro, the game is running in Versatility Mode with the PSSR2 toggle enabled. This version is being compared to all three of the graphical modes available in the Xbox Series X release: Graphics, Performance Sharp, and Performance Smooth.
You can find the video below:
In general, the Final Fantasy VII Rebirth on the PS5 Pro looks sharper than all three graphics modes of the Xbox Series X version.
Interestingly enough, some of the background assets were changed. Some of the items in the hotel room, for example, were there on the PS5 Pro version but not on the Xbox Series X release.