Jonathan Aro vs. Manny Sarmiento — Career Comparison

On the career pitching numbers, Manny Sarmiento posted a stronger line than Jonathan Aro. Manny Sarmiento posted stronger numbers in ERA (3.49 vs 6.55) and WHIP (1.291 vs 1.909). By the career numbers, Manny Sarmiento 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.