Nino Espinosa vs. Rick Williams — Career Comparison

On the career pitching numbers, Rick Williams posted a stronger line than Nino Espinosa. Rick Williams posted stronger numbers in ERA (3.58 vs 4.17) and WHIP (1.333 vs 1.398). By the career numbers, Rick Williams 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.