Dan Altavilla vs. Aaron Heilman — Career Comparison

Looking at the career totals, Dan Altavilla and Aaron Heilman are fairly close on the surface numbers. Dan Altavilla posted stronger numbers in ERA (4 vs 4.4) and WHIP (1.325 vs 1.402). Aaron Heilman had the advantage in home runs allowed (1.03 per nine innings vs 1.27). 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.