Jason Alexander vs. Tommy Thompson — Career Comparison

Looking at the career totals, Jason Alexander and Tommy Thompson are fairly close on the surface numbers. Jason Alexander posted stronger numbers in ERA (5.07 vs 6.06) and WHIP (1.490 vs 1.714). Tommy Thompson had the advantage in home runs allowed (0 per nine innings vs 1.63). By the career numbers, Jason Alexander 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.