Herb Karpel vs. Rene Valdes — Career Comparison

Looking at the career totals, Herb Karpel and Rene Valdes are fairly close on the surface numbers. Rene Valdes posted stronger numbers in ERA (5.54 vs 10.8) and WHIP (1.615 vs 2.400). Herb Karpel had the advantage in home runs allowed (0 per nine innings vs 0.69). By the career numbers, Rene Valdes 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.