You proved your point, I was speaking strictly from the avengers comics I've read but in these ones I see why you'd say that.The classic comics were more fair. In both comics, they were even.
There is this battle here
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Thor KO'ed the hulk, though I dodn't know in which comic it happened. The thing about the writters and the fans(money) will always step in the way, so we'll never actually see a full canon battle between those 2.
So they're about even then my mistake.