Donnie Joseph vs. Charlie Knepper — Career Comparison

On the career pitching numbers, Charlie Knepper posted a stronger line than Donnie Joseph. Charlie Knepper posted stronger numbers in ERA (5.78 vs 8.53) and WHIP (1.748 vs 2.211). By the career numbers, Charlie Knepper 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.