Ed Pierce vs. Ray Prim — Career Comparison

Looking at the career totals, Ed Pierce and Ray Prim are fairly close on the surface numbers. Ray Prim posted stronger numbers in WHIP (1.285 vs 2.438) and home runs allowed (0.54 per nine innings vs 1.69). Ed Pierce had the advantage in ERA (3.38 vs 3.56). By the career numbers, Ray Prim 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.