John Duffie vs. Dazzy Vance — Career Comparison

Looking at the career totals, John Duffie and Dazzy Vance are fairly close on the surface numbers. Dazzy Vance posted stronger numbers in WHIP (1.230 vs 1.655) and home runs allowed (0.4 per nine innings vs 0.93). John Duffie had the advantage in ERA (2.79 vs 3.24). By the career numbers, Dazzy Vance 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.