Aaron Laffey vs. Paul Musser — Career Comparison

Looking at the career totals, Aaron Laffey and Paul Musser are fairly close on the surface numbers. Paul Musser posted stronger numbers in ERA (3.35 vs 4.44) and home runs allowed (0 per nine innings vs 0.87). Aaron Laffey had the advantage in WHIP (1.535 vs 1.636). By the career numbers, Paul Musser 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.