Sean O'Sullivan vs. Pete Smith — Career Comparison

Looking at the career totals, Sean O'Sullivan and Pete Smith are fairly close on the surface numbers. Sean O'Sullivan posted stronger numbers in ERA (6.01 vs 6.75) and home runs allowed (1.64 per nine innings vs 2.41). Pete Smith had the advantage in WHIP (1.500 vs 1.616). By the career numbers, Sean O'Sullivan 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.