Stan Klopp vs. Mark Wiley — Career Comparison

Looking at the career totals, Stan Klopp and Mark Wiley are fairly close on the surface numbers. Stan Klopp posted stronger numbers in ERA (4.27 vs 6.06) and home runs allowed (0.19 per nine innings vs 0.92). Mark Wiley had the advantage in WHIP (1.633 vs 1.727). By the career numbers, Stan Klopp 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.