Lou Grasmick vs. Isidro Marquez — Career Comparison

Looking at the career totals, Lou Grasmick and Isidro Marquez are fairly close on the surface numbers. Isidro Marquez posted stronger numbers in ERA (6.75 vs 7.2) and WHIP (1.650 vs 2.200). Lou Grasmick had the advantage in home runs allowed (1.8 per nine innings vs 4.05). By the career numbers, Isidro Marquez 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.