William Sullivan vs. Dale Williams — Career Comparison

On the career pitching numbers, Dale Williams posted a stronger line than William Sullivan. Dale Williams posted stronger numbers in ERA (4.23 vs 4.5) and WHIP (1.530 vs 1.667). By the career numbers, Dale Williams 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.