Gerardo Concepcion vs. Bradgley Rodriguez — Career Comparison

On the career pitching numbers, Bradgley Rodriguez posted a stronger line than Gerardo Concepcion. Bradgley Rodriguez posted stronger numbers in ERA (1.17 vs 3.86) and WHIP (1.043 vs 1.286). By the career numbers, Bradgley Rodriguez 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.