Ryan Bergert vs. Larry Dierker — Career Comparison

On the career pitching numbers, Larry Dierker posted a stronger line than Ryan Bergert. Larry Dierker posted stronger numbers in ERA (3.31 vs 3.66) and home runs allowed (0.71 per nine innings vs 0.94). By the career numbers, Larry Dierker had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.