Is the bottom one made to look better with AI, is that a feature of the used car market these days?

Same thing. The group of designers who founded the art style in the 80s called themselves Memphis, then the Corporate Art inspired by it in the last ten years or so was called Corporate Memphis. Alegria is the specific name for the art style that Facebook commissioned and used in 2017.

Don’t give them any ideas, someone will combine the two. Machine generated Memphis slop-slop.