Hector Perez vs. Andy Pratt — Career Comparison

Looking at the career totals, Hector Perez and Andy Pratt are fairly close on the surface numbers. Andy Pratt posted stronger numbers in WHIP (4.333 vs 5.000) and home runs allowed (0 per nine innings vs 4.5). Hector Perez had the advantage in ERA (13.5 vs 15). By the career numbers, Andy Pratt 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.