Jose Acosta vs. Leo Rosales — Career Comparison

Looking at the career totals, Jose Acosta and Leo Rosales are fairly close on the surface numbers. Jose Acosta posted stronger numbers in ERA (4.51 vs 5.01) and home runs allowed (0.38 per nine innings vs 0.88). Leo Rosales had the advantage in WHIP (1.505 vs 1.561). By the career numbers, Jose 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.