Jim Hayes vs. Ed Heusser — Career Comparison

Looking at the career totals, Jim Hayes and Ed Heusser are fairly close on the surface numbers. Ed Heusser posted stronger numbers in ERA (3.69 vs 8.36) and WHIP (1.350 vs 2.179). Jim Hayes had the advantage in home runs allowed (0 per nine innings vs 0.55). By the career numbers, Ed Heusser 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.