Marino Salas vs. Carlos Villanueva — Career Comparison

On the career pitching numbers, Carlos Villanueva posted a stronger line than Marino Salas. Carlos Villanueva posted stronger numbers in ERA (4.31 vs 8.47) and WHIP (1.327 vs 2.471). By the career numbers, Carlos Villanueva 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.