Steve Foucault vs. Guido Knudson — Career Comparison

On the career pitching numbers, Steve Foucault posted a stronger line than Guido Knudson. Steve Foucault posted stronger numbers in ERA (3.21 vs 18) and WHIP (1.385 vs 3.400). By the career numbers, Steve Foucault 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.