Johnny Morrison vs. Ben Rivera — Career Comparison

On the career pitching numbers, Johnny Morrison posted a stronger line than Ben Rivera. Johnny Morrison posted stronger numbers in ERA (3.65 vs 4.52) and WHIP (1.355 vs 1.489). By the career numbers, Johnny Morrison 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.