Dan Dumoulin vs. George Jeffcoat — Career Comparison

Looking at the career totals, Dan Dumoulin and George Jeffcoat are fairly close on the surface numbers. George Jeffcoat posted stronger numbers in ERA (4.51 vs 7.84) and WHIP (1.527 vs 2.613). Dan Dumoulin had the advantage in home runs allowed (0 per nine innings vs 0.64). By the career numbers, George Jeffcoat 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.