Frank Bates vs. Luis DeLeon — Career Comparison

Looking at the career totals, Frank Bates and Luis DeLeon are fairly close on the surface numbers. Luis DeLeon posted stronger numbers in ERA (3.12 vs 6.33) and WHIP (1.158 vs 2.082). Frank Bates had the advantage in home runs allowed (0.28 per nine innings vs 1.05). By the career numbers, Luis DeLeon 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.