Porfi Altamirano vs. Stephen Ridings — Career Comparison

On the career pitching numbers, Stephen Ridings posted a stronger line than Porfi Altamirano. Stephen Ridings posted stronger numbers in ERA (1.8 vs 4.03) and WHIP (1.200 vs 1.342). By the career numbers, Stephen Ridings 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.