Mike Duvall vs. Harley Parker — Career Comparison

Looking at the career totals, Mike Duvall and Harley Parker are fairly close on the surface numbers. Harley Parker posted stronger numbers in WHIP (1.749 vs 1.863) and home runs allowed (0.33 per nine innings vs 1.06). Mike Duvall had the advantage in ERA (4.76 vs 5.9). By the career numbers, Harley Parker 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.