Jose Diaz vs. Travis Miller — Career Comparison

On the career pitching numbers, Travis Miller posted a stronger line than Jose Diaz. Travis Miller posted stronger numbers in ERA (5.05 vs 9.39) and WHIP (1.702 vs 2.609). By the career numbers, Travis Miller 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.