A renowned leaker has provided details about the camera system in Xiaomi's next flagship smartphone, thought to be the MIX 5 Pro or the Xiaomi 12 Ultra. Xiaomi is expected to launch the device in March 2022.
https://www.notebookcheck.net/Xiaomi-MIX-5-Pro-or-Xiaomi-12-Ultra-camera-specifications-detailed.591796.0.html
The Mix 4 wasn't even released in Europe yet.. not sure if it ever will and now they wanna introduce another flagship??