Jason Alexander vs. Jeriome Robertson — Career Comparison

On the career pitching numbers, Jason Alexander posted a stronger line than Jeriome Robertson. Jason Alexander posted stronger numbers in ERA (5.07 vs 5.71) and WHIP (1.490 vs 1.660). By the career numbers, Jason Alexander 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.