Jason Adam vs. Joel Johnston — Career Comparison

On the career pitching numbers, Jason Adam posted a stronger line than Joel Johnston. Jason Adam posted stronger numbers in ERA (2.69 vs 4.31) and WHIP (1.060 vs 1.296). By the career numbers, Jason Adam 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.