Ed Pierce vs. Ricky Romero — Career Comparison

Looking at the career totals, Ed Pierce and Ricky Romero are fairly close on the surface numbers. Ricky Romero posted stronger numbers in WHIP (1.405 vs 2.438) and home runs allowed (0.92 per nine innings vs 1.69). Ed Pierce had the advantage in ERA (3.38 vs 4.16). By the career numbers, Ricky Romero 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.