Sean Poppen vs. Jerrod Riggan — Career Comparison

Looking at the career totals, Sean Poppen and Jerrod Riggan are fairly close on the surface numbers. Sean Poppen posted stronger numbers in ERA (5.08 vs 5.19) and WHIP (1.663 vs 1.835). Jerrod Riggan had the advantage in home runs allowed (0.83 per nine innings vs 1.07). By the career numbers, Sean Poppen 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.