Dave Leonhard vs. Don Welchel — Career Comparison

Looking at the career totals, Dave Leonhard and Don Welchel are fairly close on the surface numbers. Dave Leonhard posted stronger numbers in ERA (3.15 vs 5.81) and WHIP (1.338 vs 1.677). Don Welchel had the advantage in home runs allowed (0.29 per nine innings vs 0.85). By the career numbers, Dave Leonhard 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.