Hosea Allen vs. David Peterson — Career Comparison

Looking at the career totals, Hosea Allen and David Peterson are fairly close on the surface numbers. David Peterson posted stronger numbers in ERA (4.12 vs 7.13) and WHIP (1.376 vs 1.648). Hosea Allen had the advantage in home runs allowed (0.42 per nine innings vs 0.9). By the career numbers, David Peterson 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.