Leon Williams vs. Kirby Yates — Career Comparison

Looking at the career totals, Leon Williams and Kirby Yates are fairly close on the surface numbers. Kirby Yates posted stronger numbers in ERA (3.36 vs 5.4) and WHIP (1.162 vs 2.160). Leon Williams had the advantage in home runs allowed (0 per nine innings vs 1.25). By the career numbers, Kirby Yates 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.