Charlie Kerfeld vs. Luis Marte — Career Comparison

Looking at the career totals, Charlie Kerfeld and Luis Marte are fairly close on the surface numbers. Luis Marte posted stronger numbers in ERA (2.77 vs 4.2) and WHIP (1.346 vs 1.572). Charlie Kerfeld had the advantage in home runs allowed (0.54 per nine innings vs 1.38). By the career numbers, Luis Marte 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.