John Habyan vs. Jim Peterson — Career Comparison

On the career pitching numbers, John Habyan posted a stronger line than Jim Peterson. John Habyan posted stronger numbers in ERA (3.85 vs 5.27) and WHIP (1.409 vs 1.665). By the career numbers, John Habyan 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.