Spencer Bivens vs. Sean Tracey — Career Comparison

Looking at the career totals, Spencer Bivens and Sean Tracey are fairly close on the surface numbers. Sean Tracey posted stronger numbers in ERA (3.38 vs 3.68) and WHIP (1.125 vs 1.296). Spencer Bivens had the advantage in home runs allowed (1.04 per nine innings vs 2.25). By the career numbers, Sean Tracey 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.