Sammy Peralta vs. Denny Riddleberger — Career Comparison

Looking at the career totals, Sammy Peralta and Denny Riddleberger are fairly close on the surface numbers. Denny Riddleberger posted stronger numbers in ERA (2.77 vs 5.12) and WHIP (1.391 vs 1.774). Sammy Peralta had the advantage in home runs allowed (0.79 per nine innings vs 1.02). By the career numbers, Denny Riddleberger 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.