Albert Abreu vs. John Perkovich — Career Comparison

On the career pitching numbers, Albert Abreu posted a stronger line than John Perkovich. Albert Abreu posted stronger numbers in ERA (4.58 vs 7.2) and WHIP (1.459 vs 1.600). By the career numbers, Albert Abreu 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.