Manny Acosta vs. Rafael Martin — Career Comparison

Looking at the career totals, Manny Acosta and Rafael Martin are fairly close on the surface numbers. Manny Acosta posted stronger numbers in ERA (3.99 vs 4.5) and home runs allowed (1.09 per nine innings vs 2.25). Rafael Martin had the advantage in WHIP (1.125 vs 1.456). By the career numbers, Manny Acosta 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.