Troy Mattes vs. Oliverio Ortiz — Career Comparison

Looking at the career totals, Troy Mattes and Oliverio Ortiz are fairly close on the surface numbers. Oliverio Ortiz posted stronger numbers in WHIP (1.462 vs 1.644) and home runs allowed (0 per nine innings vs 1.8). Troy Mattes had the advantage in ERA (6 vs 6.23). By the career numbers, Oliverio Ortiz 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.