Hank Aguirre vs. Kid Speer — Career Comparison

Looking at the career totals, Hank Aguirre and Kid Speer are fairly close on the surface numbers. Kid Speer posted stronger numbers in ERA (2.83 vs 3.24) and home runs allowed (0.24 per nine innings vs 0.8). Hank Aguirre had the advantage in WHIP (1.258 vs 1.323). By the career numbers, Kid Speer 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.