Heliodoro Díaz vs. Charlie Wheatley — Career Comparison

On the career pitching numbers, Heliodoro Díaz posted a stronger line than Charlie Wheatley. Heliodoro Díaz posted stronger numbers in ERA (4.35 vs 6.17) and WHIP (1.405 vs 1.771). By the career numbers, Heliodoro Díaz 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.