Jose Diaz vs. John Murphy — Career Comparison

On the career pitching numbers, John Murphy posted a stronger line than Jose Diaz. John Murphy posted stronger numbers in ERA (3.61 vs 9.39) and WHIP (1.278 vs 2.609). By the career numbers, John Murphy 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.