Spencer Arrighetti vs. Sean Newcomb — Career Comparison

Looking at the career totals, Spencer Arrighetti and Sean Newcomb are fairly close on the surface numbers. Sean Newcomb posted stronger numbers in ERA (4.2 vs 4.69) and home runs allowed (0.98 per nine innings vs 1.35). Spencer Arrighetti had the advantage in WHIP (1.409 vs 1.469). By the career numbers, Sean Newcomb 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.