Mack Allison vs. Jeriome Robertson — Career Comparison

On the career pitching numbers, Mack Allison posted a stronger line than Jeriome Robertson. Mack Allison posted stronger numbers in ERA (3.17 vs 5.71) and WHIP (1.273 vs 1.660). By the career numbers, Mack Allison 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.