Logan Ondrusek vs. John Perkovich — Career Comparison

On the career pitching numbers, Logan Ondrusek posted a stronger line than John Perkovich. Logan Ondrusek posted stronger numbers in ERA (4.03 vs 7.2) and WHIP (1.426 vs 1.600). By the career numbers, Logan Ondrusek 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.