Dan Dumoulin vs. Lou Johnson — Career Comparison

Looking at the career totals, Dan Dumoulin and Lou Johnson are fairly close on the surface numbers. Lou Johnson posted stronger numbers in ERA (6.06 vs 7.84) and WHIP (1.806 vs 2.613). Dan Dumoulin had the advantage in home runs allowed (0 per nine innings vs 0.83). By the career numbers, Lou Johnson 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.