Bill Butland vs. Roy Witherup — Career Comparison

Looking at the career totals, Bill Butland and Roy Witherup are fairly close on the surface numbers. Bill Butland posted stronger numbers in ERA (3.88 vs 4.44) and WHIP (1.288 vs 1.454). Roy Witherup had the advantage in home runs allowed (0.17 per nine innings vs 0.66). By the career numbers, Bill Butland 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.