Carlos Frias vs. Zach Monroe — Career Comparison

Looking at the career totals, Carlos Frias and Zach Monroe are fairly close on the surface numbers. Carlos Frias posted stronger numbers in WHIP (1.395 vs 1.467) and home runs allowed (0.87 per nine innings vs 1.47). Zach Monroe had the advantage in ERA (3.38 vs 4.5). By the career numbers, Carlos Frias 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.