The OnePlus 7 Pro stands out in the crowd for its display—a groundbreaking 90 Hz, QHD+ AMOLED panel. A new mod for the Xiaomi Mi 9 has surfaced that brings the Xiaomi flagship's display into close territory, though.
https://www.notebookcheck.net/If-you-like-the-OnePlus-7-Pro-s-90-Hz-display-you-can-now-get-something-similar-from-the-Xiaomi-Mi-9.426419.0.html