John Perkovich vs. Chris Reitsma — Career Comparison

On the career pitching numbers, Chris Reitsma posted a stronger line than John Perkovich. Chris Reitsma posted stronger numbers in ERA (4.7 vs 7.2) and WHIP (1.456 vs 1.600). By the career numbers, Chris Reitsma 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.