Dan Dumoulin vs. Joe Jacques — Career Comparison

Looking at the career totals, Dan Dumoulin and Joe Jacques are fairly close on the surface numbers. Joe Jacques posted stronger numbers in ERA (5.46 vs 7.84) and WHIP (1.719 vs 2.613). Dan Dumoulin had the advantage in home runs allowed (0 per nine innings vs 0.91). By the career numbers, Joe Jacques 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.