Frank Sullivan vs. Roy Witherup — Career Comparison

Looking at the career totals, Frank Sullivan and Roy Witherup are fairly close on the surface numbers. Frank Sullivan posted stronger numbers in ERA (3.6 vs 4.44) and WHIP (1.323 vs 1.454). Roy Witherup had the advantage in home runs allowed (0.17 per nine innings vs 0.77). By the career numbers, Frank Sullivan 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.