Philip Humber vs. Art Smith — Career Comparison

On the career pitching numbers, Philip Humber posted a stronger line than Art Smith. Philip Humber posted stronger numbers in ERA (5.31 vs 11.57) and WHIP (1.442 vs 3.000). By the career numbers, Philip Humber 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.