The Mi 10 Lite started at €349 last year, and there are indications that its successor may launch for the same price. The Mi 11 Lite 5G should be joined by a 4G model too, which would probably be even cheaper.
https://www.notebookcheck.net/Retailer-hints-at-Xiaomi-Mi-11-Lite-5G-European-launch-price.527862.0.html