Bruce Kison vs. Tommy Thompson — Career Comparison

Looking at the career totals, Bruce Kison and Tommy Thompson are fairly close on the surface numbers. Bruce Kison posted stronger numbers in ERA (3.66 vs 6.06) and WHIP (1.333 vs 1.714). Tommy Thompson had the advantage in home runs allowed (0 per nine innings vs 0.75). By the career numbers, Bruce Kison 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.