Jack Aker vs. Jayson Durocher — Career Comparison

Looking at the career totals, Jack Aker and Jayson Durocher are fairly close on the surface numbers. Jayson Durocher posted stronger numbers in ERA (3.09 vs 3.28) and WHIP (1.102 vs 1.369). Jack Aker had the advantage in home runs allowed (0.77 per nine innings vs 1.14). By the career numbers, Jayson Durocher 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.