Frank Bates vs. Roland de la Maza — Career Comparison

Looking at the career totals, Frank Bates and Roland de la Maza are fairly close on the surface numbers. Roland de la Maza posted stronger numbers in ERA (4.5 vs 6.33) and WHIP (1.000 vs 2.082). Frank Bates had the advantage in home runs allowed (0.28 per nine innings vs 4.5). By the career numbers, Roland de la Maza 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.