Darrell May vs. Jerry Robertson — Career Comparison

Looking at the career totals, Darrell May and Jerry Robertson are fairly close on the surface numbers. Jerry Robertson posted stronger numbers in ERA (3.94 vs 5.16) and home runs allowed (0.83 per nine innings vs 1.68). Darrell May had the advantage in WHIP (1.467 vs 1.559). By the career numbers, Jerry Robertson 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.