Which is the best institute or center for Sharia sciences in Cairo for preparing preachers, along with mentioning the differences between them?

It is not possible to choose the best institute in Cairo for Sharia studies. However, the most suitable one can be preferred by adhering to the methodology of the People of the Sunnah and the Community (Ahl al-Sunnah wal-Jama'ah), the deep knowledge and righteousness of the teaching staff, and the suitability of the curriculum to the student's abilities and comprehension.