A new leak has now provided a look at a device expected to be the Poco X4 Pro 5G. Sadly, though, the chipset beneath the phone's hood appears to be a downgrade on its predecessor, the Poco X3 Pro's.
https://www.notebookcheck.net/New-Poco-X4-Pro-5G-spec-leak-hints-at-a-Poco-X3-Pro-performance-downgrade.597083.0.html