George O'Donnell vs. Dazzy Vance — Career Comparison

On the career pitching numbers, Dazzy Vance posted a stronger line than George O'Donnell. Dazzy Vance posted stronger numbers in ERA (3.24 vs 4.53) and WHIP (1.230 vs 1.443). 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.