Stan Perzanowski vs. Julio Teheran — Career Comparison

Looking at the career totals, Stan Perzanowski and Julio Teheran are fairly close on the surface numbers. Julio Teheran posted stronger numbers in ERA (3.85 vs 5.11) and WHIP (1.238 vs 1.556). Stan Perzanowski had the advantage in home runs allowed (0.44 per nine innings vs 1.24). By the career numbers, Julio Teheran 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.