John Perkovich vs. Ned Porter — Career Comparison

On the career pitching numbers, Ned Porter posted a stronger line than John Perkovich. Ned Porter posted stronger numbers in ERA (2.25 vs 7.2) and WHIP (1.500 vs 1.600). By the career numbers, Ned Porter 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.