Which Xiaomi should I buy?

I play a lot and watch YouTube and Twitch a lot. The cell phone has to be cheap. Which Xiaomi cell phone should I buy now?

Define "cheap"

There are many inexpensive. Just take a look at different sites and compare the prices.

For around 100 euro a Redmi 9

For around 150 euro the Redmi Note 9s

For around 200 euro the Poco X3 NFC

For less than 300 euro the Mi 10T Lite