Jeff Schattinger vs. Erik Swanson — Career Comparison

On the career pitching numbers, Jeff Schattinger posted a stronger line than Erik Swanson. Jeff Schattinger posted stronger numbers in ERA (0 vs 4.2) and WHIP (1.000 vs 1.154). By the career numbers, Jeff Schattinger 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.