Ren Kelly vs. Michael Kohn — Career Comparison

Looking at the career totals, Ren Kelly and Michael Kohn are fairly close on the surface numbers. Ren Kelly posted stronger numbers in ERA (2.57 vs 3.52) and home runs allowed (0 per nine innings vs 1.1). Michael Kohn had the advantage in WHIP (1.461 vs 1.571). By the career numbers, Ren Kelly 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.