So Madars is a Jyubi Jin?
Juubi jin Madara and Juubi jin Obito. Obito has Susano'o also along with Madara. He can't use Kamui shuriken but.madara and obito has like 7 diifferent versions of themselves so you need to specify. Do both of them have six path chakra or do both have the rinnegan?
Because if you have something like rinnegan madara vs rinnegan obito or jubi obito vs jubi madara then Madara wins by miles because madara uses his eyes better and jubi madara has more biju power than jubi obito did.
So which versions are you talking about?
Madara will win he has more biju power therefore more Six Path power.Juubi jin Madara and Juubi jin Obito. Obito has Susano'o also along with Madara. He can't use Kamui shuriken but.