Roberto Duran vs. Gerry Pirtle — Career Comparison

Looking at the career totals, Roberto Duran and Gerry Pirtle are fairly close on the surface numbers. Roberto Duran posted stronger numbers in WHIP (1.846 vs 2.416) and home runs allowed (0 per nine innings vs 1.75). Gerry Pirtle had the advantage in ERA (5.96 vs 6.58). By the career numbers, Roberto Duran 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.