Mir is the HP 5 still prefer, then there a little more grain and thanks to the higher sensitivity it does not rely on as much light.
As a last resort even a warning: The film leaves in color process develop (this is used almost exclusively when the movie is released for development) is, but the lost at least one its durability and fade over relatively short time.
So if you use this film: self-develop, or make sure the lab still uses a real black / white process.
