Roy Heiser vs. Jack Lundbom — Career Comparison

Looking at the career totals, Roy Heiser and Jack Lundbom are fairly close on the surface numbers. Jack Lundbom posted stronger numbers in WHIP (1.882 vs 2.647) and home runs allowed (0.26 per nine innings vs 1.59). Roy Heiser had the advantage in ERA (6.35 vs 6.62). By the career numbers, Jack Lundbom 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.