Matt Duff vs. Walter Thornton — Career Comparison

Looking at the career totals, Matt Duff and Walter Thornton are fairly close on the surface numbers. Walter Thornton posted stronger numbers in ERA (4.18 vs 4.76) and WHIP (1.537 vs 2.294). Matt Duff had the advantage in home runs allowed (0 per nine innings vs 0.26). By the career numbers, Walter Thornton 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.