Jose Acosta vs. Alejandro Peña — Career Comparison

Looking at the career totals, Jose Acosta and Alejandro Peña are fairly close on the surface numbers. Alejandro Peña posted stronger numbers in ERA (3.11 vs 4.51) and WHIP (1.278 vs 1.561). Jose Acosta had the advantage in home runs allowed (0.38 per nine innings vs 0.64). By the career numbers, Alejandro Peña 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.