If performance is everything, for a small amount of money over the standard Mi 9T you'll get a Snapdragon 855 processor, the same which is found in top-end phones such as Xiaomi's own Mi 9 and the OnePlus 7.
Haddii waxqabadka yahay wax walba, lacag yar oo ka badan heerka caadiga ah ee Mi 9T, waxaad heli doontaa processor Snapdragon 855, kaas oo ah isla kan laga helay taleefannada dusha sare sida Xiaomi 9 Mi iyo OnePlus 7.