Marc Rzepczynski vs. Candy Sierra — Career Comparison

On the career pitching numbers, Marc Rzepczynski posted a stronger line than Candy Sierra. Marc Rzepczynski posted stronger numbers in ERA (3.89 vs 5.53) and WHIP (1.502 vs 1.988). By the career numbers, Marc Rzepczynski 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.