Jose Acosta vs. PJ Poulin — Career Comparison

Looking at the career totals, Jose Acosta and PJ Poulin are fairly close on the surface numbers. PJ Poulin posted stronger numbers in ERA (3.65 vs 4.51) and WHIP (1.459 vs 1.561). Jose Acosta had the advantage in home runs allowed (0.38 per nine innings vs 0.73). By the career numbers, PJ Poulin 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.