I would have to say different styles....not better than one another. But in response to the earlier comment about progression it is so true. You can see the progression as the music has filled in much more and the blues based bands that have emerged starting with the Stones, Led Zep, AC/DC/ and Aerosmith to name a few.
This is CABL.com posting #212845. Tiny Link: cabl.co/m3w9