Michael Mercado vs. Rufus Smith — Career Comparison

On the career pitching numbers, Rufus Smith posted a stronger line than Michael Mercado. Rufus Smith posted stronger numbers in ERA (3.38 vs 11.81) and WHIP (1.375 vs 2.250). By the career numbers, Rufus Smith 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.