Jeff Darwin vs. Mike Willis — Career Comparison

Looking at the career totals, Jeff Darwin and Mike Willis are fairly close on the surface numbers. Jeff Darwin posted stronger numbers in ERA (4.47 vs 4.59) and WHIP (1.469 vs 1.524). Mike Willis had the advantage in home runs allowed (1.09 per nine innings vs 1.3). By the career numbers, Jeff Darwin 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.