Dan Dumoulin vs. Walter Pennington — Career Comparison

Looking at the career totals, Dan Dumoulin and Walter Pennington are fairly close on the surface numbers. Walter Pennington posted stronger numbers in ERA (3 vs 7.84) and WHIP (1.667 vs 2.613). Dan Dumoulin had the advantage in home runs allowed (0 per nine innings vs 0.5). By the career numbers, Walter Pennington 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.