Originally Posted by georgec
In the first fight Batman tried to beat Bane in a fistfight and lost badly. Bruce had no fear and nothing to lose, in a way. He was reckless.
In the second fight Batman is more focused. He does stand toe to toe with Bane at moments (e.g. when they interlock fists). However, Bruce is smarter there and realizes he needs to exploit Bane's weakness rather than just trade blows.
He overcomes Bane by being a little smarter and a little more tactical.
These are two highly trained Ninja's fighting like street brawlers.