David Aardsma vs. Jayson Durocher — Career Comparison

On the career pitching numbers, Jayson Durocher posted a stronger line than David Aardsma. Jayson Durocher posted stronger numbers in ERA (3.09 vs 4.27) and WHIP (1.102 vs 1.487). 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.