Jim Konstanty vs. Duane Theiss — Career Comparison

Looking at the career totals, Jim Konstanty and Duane Theiss are fairly close on the surface numbers. Jim Konstanty posted stronger numbers in ERA (3.46 vs 5.33) and WHIP (1.300 vs 1.963). Duane Theiss had the advantage in home runs allowed (0.33 per nine innings vs 0.84). By the career numbers, Jim Konstanty 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.