John Koronka vs. Mike Walker — Career Comparison

On the career pitching numbers, John Koronka posted a stronger line than Mike Walker. John Koronka posted stronger numbers in ERA (6.25 vs 7.36) and WHIP (1.642 vs 2.250). 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.