Henry Rodriguez vs. Mike Willis — Career Comparison

On the career pitching numbers, Henry Rodriguez posted a stronger line than Mike Willis. Henry Rodriguez posted stronger numbers in ERA (4.31 vs 4.59) and home runs allowed (0.54 per nine innings vs 1.09). By the career numbers, Henry Rodriguez 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.