Dan Dumoulin vs. Jay Powell — Career Comparison

Looking at the career totals, Dan Dumoulin and Jay Powell are fairly close on the surface numbers. Jay Powell posted stronger numbers in ERA (4.17 vs 7.84) and WHIP (1.558 vs 2.613). Dan Dumoulin had the advantage in home runs allowed (0 per nine innings vs 0.7). By the career numbers, Jay Powell 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.