Erik Hanson vs. David Holmberg — Career Comparison

On the career pitching numbers, Erik Hanson posted a stronger line than David Holmberg. Erik Hanson posted stronger numbers in ERA (4.15 vs 5.49) and WHIP (1.370 vs 1.713). By the career numbers, Erik Hanson 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.