Emmett O'Neill vs. Chris Tillman — Career Comparison

Looking at the career totals, Emmett O'Neill and Chris Tillman are fairly close on the surface numbers. Chris Tillman posted stronger numbers in ERA (4.57 vs 4.76) and WHIP (1.384 vs 1.709). Emmett O'Neill had the advantage in home runs allowed (0.35 per nine innings vs 1.29). By the career numbers, Chris Tillman 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.