Andy Pratt vs. Sandy Rosario — Career Comparison

Looking at the career totals, Andy Pratt and Sandy Rosario are fairly close on the surface numbers. Sandy Rosario posted stronger numbers in ERA (4.93 vs 15) and WHIP (1.784 vs 4.333). Andy Pratt had the advantage in home runs allowed (0 per nine innings vs 0.55). By the career numbers, Sandy Rosario 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.