Ben Casparius vs. Kevin Shackelford — Career Comparison

On the career pitching numbers, Ben Casparius posted a stronger line than Kevin Shackelford. Ben Casparius posted stronger numbers in ERA (4.4 vs 5.35) and WHIP (1.302 vs 1.578). By the career numbers, Ben Casparius 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.