Madara was not being controled by Kabuto at all, while Orochimaru controled the 2nd right from scratch. Also, Madara freed himself after ET was lifted, OTOH, the 2nd Hokage never had ET lifted, but he was sealed using Shiki Fuiin. He never got the chance to fee himself.
Originally Posted by Greed-sama
I am not perfect and I defy you to prove otherwise
Growing Old Gracefully is an Oxymoron ... Mostly Moron !