Courtney Duncan vs. Leon Williams — Career Comparison

Looking at the career totals, Courtney Duncan and Leon Williams are fairly close on the surface numbers. Courtney Duncan posted stronger numbers in ERA (4.8 vs 5.4) and WHIP (1.622 vs 2.160). Leon Williams had the advantage in home runs allowed (0 per nine innings vs 1). By the career numbers, Courtney Duncan 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.