Mike Duvall vs. Bob Kipper — Career Comparison

Looking at the career totals, Mike Duvall and Bob Kipper are fairly close on the surface numbers. Bob Kipper posted stronger numbers in ERA (4.34 vs 4.76) and WHIP (1.367 vs 1.863). Mike Duvall had the advantage in home runs allowed (1.06 per nine innings vs 1.3). By the career numbers, Bob Kipper 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.