Billy Petrick vs. John Wasdin — Career Comparison

On the career pitching numbers, John Wasdin posted a stronger line than Billy Petrick. John Wasdin posted stronger numbers in ERA (5.28 vs 7.45) and WHIP (1.462 vs 1.552). By the career numbers, John Wasdin 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.