Mark Leiter vs. Vince Shields — Career Comparison

On the career pitching numbers, Vince Shields posted a stronger line than Mark Leiter. Vince Shields posted stronger numbers in ERA (3 vs 4.57) and WHIP (1.083 vs 1.412). By the career numbers, Vince Shields 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.