Sammy Peralta vs. Randy Rodríguez — Career Comparison

On the career pitching numbers, Randy Rodríguez posted a stronger line than Sammy Peralta. Randy Rodríguez posted stronger numbers in ERA (3.06 vs 5.12) and WHIP (1.068 vs 1.774). By the career numbers, Randy Rodríguez 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.