DIRT 5 received some improvements with Patch 2.0. So there is now a new graphic comparison.
With Patch 2.0, Codemasters has adjusted the levers of DIRT 5 and made improvements, especially in the graphics area on the Xbox Series X and Series.
Thus, the graphics on the Xbox Series X do better than those on the PlayStation 5, and offer more details and reflections. The Xbox Series S version has slightly fewer details in some places, for example fewer bushes at the edge of the track, but offers the same level of detail when it comes to the reflections in the paintwork of the vehicles, which are significantly lower on the PlayStation 5 fail.
In the following video from 5:25 minutes you can see the reflections in comparison and you can see that some of them are completely missing on the PlayStation 5. You could almost think that the car has a “matt” paintwork, but this is not the case and the identical vehicle with the same paintwork was chosen: