What it boils down to is that you cannot be objective with subjective data. It only results in arguments over opinions - no winners - no losera. To take it any further the subject matter would need definition. Are you looking for flaws or success, are you comparing popularity,artistry or what?
On the world stage Dylan was undoubtedly the greater and more widely known entertainer. If they were not there to entertain, what on earth were they doing on a stage?