Luke Gregerson vs. Joe Kohlman — Career Comparison

Looking at the career totals, Luke Gregerson and Joe Kohlman are fairly close on the surface numbers. Luke Gregerson posted stronger numbers in ERA (3.15 vs 5.27) and WHIP (1.150 vs 1.500). Joe Kohlman had the advantage in home runs allowed (0.33 per nine innings vs 0.79). By the career numbers, Luke Gregerson 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.