Willie Haynes vs. Kirk McCaskill — Career Comparison

Looking at the career totals, Willie Haynes and Kirk McCaskill are fairly close on the surface numbers. Kirk McCaskill posted stronger numbers in ERA (4.12 vs 6.36) and WHIP (1.416 vs 1.525). Willie Haynes had the advantage in home runs allowed (0.33 per nine innings vs 0.8). By the career numbers, Kirk McCaskill 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.