Zack Thompson vs. Jim Umbricht — Career Comparison

On the career pitching numbers, Jim Umbricht posted a stronger line than Zack Thompson. Jim Umbricht posted stronger numbers in ERA (3.06 vs 4.5) and WHIP (1.191 vs 1.356). By the career numbers, Jim Umbricht 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.