Bob Bruce vs. Michael Mercado — Career Comparison

On the career pitching numbers, Bob Bruce posted a stronger line than Michael Mercado. Bob Bruce posted stronger numbers in ERA (3.85 vs 11.81) and WHIP (1.346 vs 2.250). By the career numbers, Bob Bruce 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.