David Aardsma vs. Robert Moore — Career Comparison

Looking at the career totals, David Aardsma and Robert Moore are fairly close on the surface numbers. Robert Moore posted stronger numbers in ERA (0 vs 4.27) and home runs allowed (0 per nine innings vs 1.09). David Aardsma had the advantage in WHIP (1.487 vs 2.000). By the career numbers, Robert Moore 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.