Mike Duvall vs. Jim Powers — Career Comparison

Looking at the career totals, Mike Duvall and Jim Powers are fairly close on the surface numbers. Jim Powers posted stronger numbers in WHIP (1.800 vs 1.863) and home runs allowed (0.3 per nine innings vs 1.06). Mike Duvall had the advantage in ERA (4.76 vs 5.7). By the career numbers, Jim Powers 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.