Doug Mathis vs. W. Williams — Career Comparison

Looking at the career totals, Doug Mathis and W. Williams are fairly close on the surface numbers. Doug Mathis posted stronger numbers in ERA (4.84 vs 6.35) and WHIP (1.637 vs 1.765). W. Williams had the advantage in home runs allowed (0 per nine innings vs 1.44). By the career numbers, Doug Mathis 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.