Luther Hackman vs. John Keefe — Career Comparison

On the career pitching numbers, John Keefe posted a stronger line than Luther Hackman. John Keefe posted stronger numbers in ERA (4.32 vs 5.09) and WHIP (1.428 vs 1.590). By the career numbers, John Keefe 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.