Joe Kohlman vs. Jordan Zimmerman — Career Comparison

Looking at the career totals, Joe Kohlman and Jordan Zimmerman are fairly close on the surface numbers. Joe Kohlman posted stronger numbers in ERA (5.27 vs 7.88) and WHIP (1.500 vs 2.250). Jordan Zimmerman had the advantage in home runs allowed (0 per nine innings vs 0.33). By the career numbers, Joe Kohlman 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.