Angel Felipe vs. B. J. Rosenberg — Career Comparison

On the career pitching numbers, Angel Felipe posted a stronger line than B. J. Rosenberg. Angel Felipe posted stronger numbers in ERA (4.2 vs 5.72) and WHIP (1.267 vs 1.571). By the career numbers, Angel Felipe 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.