Bill Butland vs. Tommy Thompson — Career Comparison

Looking at the career totals, Bill Butland and Tommy Thompson are fairly close on the surface numbers. Bill Butland posted stronger numbers in ERA (3.88 vs 6.06) and WHIP (1.288 vs 1.714). Tommy Thompson had the advantage in home runs allowed (0 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.