For me, it's about screen real estate, not looks. More pixels is more usable space, until you have to start scaling things up for comfort. I find a 27 inch 4k

For me, it's about screen real estate, not looks. More pixels is more usable space, until you have to start scaling things up for comfort. I find a 27 inch 4k monitor to be comfortable without scaling, but I think it's just about the limit for me, and I expect that the PPI limit varies from person to person.