Mike Hartley vs. Bryce Montes de Oca — Career Comparison

Looking at the career totals, Mike Hartley and Bryce Montes de Oca are fairly close on the surface numbers. Mike Hartley posted stronger numbers in ERA (3.7 vs 10.8) and WHIP (1.396 vs 2.700). Bryce Montes de Oca had the advantage in home runs allowed (0 per nine innings vs 0.79). By the career numbers, Mike Hartley 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.