Harry Baumgartner vs. John Perkovich — Career Comparison

On the career pitching numbers, Harry Baumgartner posted a stronger line than John Perkovich. Harry Baumgartner posted stronger numbers in ERA (4 vs 7.2) and WHIP (1.333 vs 1.600). By the career numbers, Harry Baumgartner 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.