Bump Hadley vs. Preston Hanna — Career Comparison

On the career pitching numbers, Bump Hadley posted a stronger line than Preston Hanna. Bump Hadley posted stronger numbers in ERA (4.24 vs 4.61) and WHIP (1.501 vs 1.690). By the career numbers, Bump Hadley 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.