Shawn Armstrong vs. Matt Duff — Career Comparison

Looking at the career totals, Shawn Armstrong and Matt Duff are fairly close on the surface numbers. Shawn Armstrong posted stronger numbers in ERA (3.82 vs 4.76) and WHIP (1.246 vs 2.294). Matt Duff had the advantage in home runs allowed (0 per nine innings vs 1). By the career numbers, Shawn Armstrong 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.