Dan Altavilla vs. Fred Hayner — Career Comparison

On the career pitching numbers, Dan Altavilla posted a stronger line than Fred Hayner. Dan Altavilla posted stronger numbers in ERA (4 vs 13.5) and WHIP (1.325 vs 3.000). By the career numbers, Dan Altavilla 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.