John Koronka vs. Cecil Perkins — Career Comparison

On the career pitching numbers, John Koronka posted a stronger line than Cecil Perkins. John Koronka posted stronger numbers in ERA (6.25 vs 9) and home runs allowed (1.31 per nine innings vs 1.8). By the career numbers, John Koronka 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.