Fred Herbert vs. Robert Ray — Career Comparison

On the career pitching numbers, Fred Herbert posted a stronger line than Robert Ray. Fred Herbert posted stronger numbers in ERA (1.06 vs 4.18) and WHIP (0.941 vs 1.357). By the career numbers, Fred Herbert 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.