Featuring specs similar to Samsung's S10 lineup, the Mi 9 smashes the Korean competitor with halved starting prices. Some of the outstanding features coming with the Mi9 include the powerful Snapdragon 855 SoC, up to 12 GB of RAM, up to 256 GB of storage, a 6.39-inch AMOLED screen with in-display fingerprint sensor, a 20 MP selfie cam and an impressive 48 + 16 + 12 MP rear tri-cam.
https://www.notebookcheck.net/Xiaomi-Mi-9-launched-high-end-features-starting-at-just-US-445.410458.0.html
For some reason the 48MP main may only output 36MP, at least the samples Xiaomi provided are only 36MP, also they smear like the previous quad bayer models.