Johnny Niggeling vs. Fernando Valenzuela — Career Comparison

On the career pitching numbers, Johnny Niggeling posted a stronger line than Fernando Valenzuela. Johnny Niggeling posted stronger numbers in ERA (3.22 vs 3.54) and home runs allowed (0.43 per nine innings vs 0.69). By the career numbers, Johnny Niggeling 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.