Atley Donald vs. Cotton Williams — Career Comparison

Looking at the career totals, Atley Donald and Cotton Williams are fairly close on the surface numbers. Atley Donald posted stronger numbers in ERA (3.52 vs 4.62) and WHIP (1.369 vs 1.439). Cotton Williams had the advantage in home runs allowed (0.25 per nine innings vs 0.64). By the career numbers, Atley Donald 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.