Board Thread:Naruto Discussions/@comment-29965012-20161227225731/@comment-30426414-20161228125820

The fights they were showed in suggest otherwise. Obito willingly ended his possession of Kakashi whereas Guy was spent.

So in terms of endurance, DMS Kakashi wins this

Obito didn't willingly end it, kakashi just ran out of chakra. Watch the fight again.