Roric Harrison vs. Joe Willis — Career Comparison

Looking at the career totals, Roric Harrison and Joe Willis are fairly close on the surface numbers. Roric Harrison posted stronger numbers in ERA (4.24 vs 4.63) and WHIP (1.471 vs 1.568). Joe Willis had the advantage in home runs allowed (0.17 per nine innings vs 0.69). By the career numbers, Roric Harrison 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.