Jonathan Aro vs. Jim Miles — Career Comparison

Looking at the career totals, Jonathan Aro and Jim Miles are fairly close on the surface numbers. Jim Miles posted stronger numbers in WHIP (1.824 vs 1.909) and home runs allowed (0.73 per nine innings vs 1.64). Jonathan Aro had the advantage in ERA (6.55 vs 7.3). By the career numbers, Jim Miles 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.