Art Doll vs. Alan Koch — Career Comparison

Looking at the career totals, Art Doll and Alan Koch are fairly close on the surface numbers. Art Doll posted stronger numbers in ERA (3 vs 5.41) and home runs allowed (0.75 per nine innings vs 1.55). Alan Koch had the advantage in WHIP (1.516 vs 1.667). By the career numbers, Art Doll 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.