Yes it is not bad, Its really good best video player. Its internal main concept is best as compares to others and its layout design is also best and understandable. It passess good functions as compares to others. I think it having some features which is as follow:-
1) Play almost every movie files including 3gp, AVI, DivX, f4v, mkv, mp4, mpeg, mov, vob, wmv and many more.
2)Advanced hardware accelerated decoding( with HW plus decoder)
3) Better hi10p support
4) Processor optimization
5) subtitle support
6) play network stream
so according to this advantages MX player is a good and very best.