Dick Estelle vs. Oliver Perez — Career Comparison

Looking at the career totals, Dick Estelle and Oliver Perez are fairly close on the surface numbers. Dick Estelle posted stronger numbers in ERA (3.23 vs 4.37) and home runs allowed (0.51 per nine innings vs 1.22). Oliver Perez had the advantage in WHIP (1.459 vs 1.566). By the career numbers, Dick Estelle 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.