Michael Kohn vs. Jim Willis — Career Comparison

On the career pitching numbers, Jim Willis posted a stronger line than Michael Kohn. Jim Willis posted stronger numbers in ERA (3.39 vs 3.52) and home runs allowed (0.27 per nine innings vs 1.1). By the career numbers, Jim Willis 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.