David Aardsma vs. Cam Hill — Career Comparison

Looking at the career totals, David Aardsma and Cam Hill are fairly close on the surface numbers. David Aardsma posted stronger numbers in ERA (4.27 vs 4.91) and home runs allowed (1.09 per nine innings vs 1.96). Cam Hill had the advantage in WHIP (0.927 vs 1.487). By the career numbers, David Aardsma 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.