Jim Clancy vs. Emmett O'Neill — Career Comparison

Looking at the career totals, Jim Clancy and Emmett O'Neill are fairly close on the surface numbers. Jim Clancy posted stronger numbers in ERA (4.23 vs 4.76) and WHIP (1.392 vs 1.709). Emmett O'Neill had the advantage in home runs allowed (0.35 per nine innings vs 0.87). By the career numbers, Jim Clancy 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.