Ryan Hartman vs. B. J. Ryan — Career Comparison

On the career pitching numbers, B. J. Ryan posted a stronger line than Ryan Hartman. B. J. Ryan posted stronger numbers in ERA (3.37 vs 3.86) and home runs allowed (0.7 per nine innings vs 3.86). By the career numbers, B. J. Ryan 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.