Justin Hagenman vs. Scott Mullen — Career Comparison

Looking at the career totals, Justin Hagenman and Scott Mullen are fairly close on the surface numbers. Justin Hagenman posted stronger numbers in ERA (4.56 vs 4.66) and WHIP (1.099 vs 1.670). Scott Mullen had the advantage in home runs allowed (1.2 per nine innings vs 1.52). By the career numbers, Justin Hagenman 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.