Billy Koch vs. Emil Kush — Career Comparison

On the career pitching numbers, Emil Kush posted a stronger line than Billy Koch. Emil Kush posted stronger numbers in ERA (3.48 vs 3.89) and WHIP (1.392 vs 1.466). By the career numbers, Emil Kush 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.