And even if there was, we have seen some quarterbacks that didn't have the draft day appeal of those 2 actually achieve more in the league. Russell Wilson comes to mind, among others.
I do agree there is definitely no consensus #1. In fact, every expert you hear seems to have a different idea of the pecking order.
Some experts believe Allen will go #1. Others believe Allen is a major work project and nowhere close to playing at the NFL level, others believe he will never be good at the NFL level.
Opinions are highly varied this year.