Jim Duffalo vs. Mark Smith — Career Comparison

Looking at the career totals, Jim Duffalo and Mark Smith are fairly close on the surface numbers. Jim Duffalo posted stronger numbers in ERA (3.39 vs 6.75) and WHIP (1.428 vs 2.114). Mark Smith had the advantage in home runs allowed (0 per nine innings vs 0.82). By the career numbers, Jim Duffalo 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.