Denny O'Toole vs. Rene Valdes — Career Comparison

Looking at the career totals, Denny O'Toole and Rene Valdes are fairly close on the surface numbers. Rene Valdes posted stronger numbers in WHIP (1.615 vs 1.747) and home runs allowed (0.69 per nine innings vs 0.89). Denny O'Toole had the advantage in ERA (5.04 vs 5.54). 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.