Ben Callahan vs. Roric Harrison — Career Comparison

Looking at the career totals, Ben Callahan and Roric Harrison are fairly close on the surface numbers. Roric Harrison posted stronger numbers in ERA (4.24 vs 12.54) and WHIP (1.471 vs 2.571). Ben Callahan had the advantage in home runs allowed (0 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.