Darin Downs vs. Michael Petersen — Career Comparison

On the career pitching numbers, Darin Downs posted a stronger line than Michael Petersen. Darin Downs posted stronger numbers in ERA (4.76 vs 5.02) and WHIP (1.401 vs 1.593). By the career numbers, Darin Downs 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.