From the article
One of the most notable differences between both versions of Baldur's Gate 3 is that the PS5 version appears to be graphically dated based on trailers shown by Sony. While this might not reflect the final game due to being in early access for several years, it would be disappointing to console fans who wanted visual parity with the final PC version.
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Where the differences get interesting is how each version plays. Since the game was built with a keyboard and mouse in mind, practically all functions needed to be adapted for ease of use on a controller.