Willie Collazo vs. Shawn Kelley — Career Comparison

Looking at the career totals, Willie Collazo and Shawn Kelley are fairly close on the surface numbers. Shawn Kelley posted stronger numbers in ERA (3.8 vs 6.35) and WHIP (1.250 vs 2.294). Willie Collazo had the advantage in home runs allowed (0 per nine innings vs 1.47). By the career numbers, Shawn Kelley 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.