Michael Kohn vs. Frank Wills — Career Comparison

Looking at the career totals, Michael Kohn and Frank Wills are fairly close on the surface numbers. Michael Kohn had the edge in ERA (3.52 vs 5.06). By the career numbers, Michael Kohn 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.