John Perkovich vs. Clay Rapada — Career Comparison

On the career pitching numbers, Clay Rapada posted a stronger line than John Perkovich. Clay Rapada posted stronger numbers in ERA (4.06 vs 7.2) and WHIP (1.409 vs 1.600). By the career numbers, Clay Rapada 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.