Willie Mueller vs. Steven Wilson — Career Comparison

Looking at the career totals, Willie Mueller and Steven Wilson are fairly close on the surface numbers. Steven Wilson posted stronger numbers in ERA (3.86 vs 6.14) and WHIP (1.296 vs 1.773). Willie Mueller had the advantage in home runs allowed (0.61 per nine innings vs 1.33). By the career numbers, Steven Wilson 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.