I doubt your number of manuscripts since most are later copies of the Greek originals (which we don't have).
Acts describes Paul differently from how Paul describes himself, both factually and theologically. Acts differs with Paul's letters on important issues, such as the Law, Paul's own apostleship, and his relation to the Jerusalem church.
The writer of Acts applied creative intelligence and imagination, and fictional techniques for a more vivid and persuasive narratives about historical events.