Apart from 5G use, the Mi Mix 4 could have faster-charging speeds than the Mi 9 at 20W.
India might not be Realme's focus market for its first 5G smartphone due to the lack of infrastructure.
The Galaxy S10 5G will likely arrive before the first consumer 5G networks are launched in the US.
The Xiaomi Mi Mix 3 5G has been priced at €599 and will be on sale in Europe starting May 2019.
Apart from the global release of the Mi 9, Xiaomi is expected to showcase a number of other products.
Xiaomi Mi Mix 3 has a massive 6.39-inch Full HD Plus AMOLED 19.5:9 aspect ratio display.