Dave Jolly vs. Leon Williams — Career Comparison

Looking at the career totals, Dave Jolly and Leon Williams are fairly close on the surface numbers. Dave Jolly posted stronger numbers in ERA (3.77 vs 5.4) and WHIP (1.593 vs 2.160). Leon Williams had the advantage in home runs allowed (0 per nine innings vs 0.83). By the career numbers, Dave Jolly 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.