Rogelio Armenteros vs. Jimmy Boyd — Career Comparison

On the career pitching numbers, Jimmy Boyd posted a stronger line than Rogelio Armenteros. Jimmy Boyd posted stronger numbers in ERA (1.29 vs 4) and WHIP (0.857 vs 1.222). By the career numbers, Jimmy Boyd 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.