Mark Filley vs. Wilton Lopez — Career Comparison

Looking at the career totals, Mark Filley and Wilton Lopez are fairly close on the surface numbers. Wilton Lopez posted stronger numbers in ERA (3.54 vs 27) and WHIP (1.323 vs 6.000). Mark Filley had the advantage in home runs allowed (0 per nine innings vs 0.8). By the career numbers, Wilton Lopez 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.