Nick Burdi vs. John Perkovich — Career Comparison

On the career pitching numbers, Nick Burdi posted a stronger line than John Perkovich. Nick Burdi posted stronger numbers in ERA (5.34 vs 7.2) and home runs allowed (0.89 per nine innings vs 5.4). By the career numbers, Nick Burdi 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.