Nick Nelson vs. B. J. Rosenberg — Career Comparison

On the career pitching numbers, Nick Nelson posted a stronger line than B. J. Rosenberg. Nick Nelson posted stronger numbers in ERA (5.2 vs 5.72) and home runs allowed (0.47 per nine innings vs 1.43). By the career numbers, Nick Nelson 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.