Frank Stewart vs. Mark Thompson — Career Comparison

Looking at the career totals, Frank Stewart and Mark Thompson are fairly close on the surface numbers. Mark Thompson posted stronger numbers in ERA (5.74 vs 9) and WHIP (1.688 vs 2.250). Frank Stewart had the advantage in home runs allowed (0 per nine innings vs 1.47). By the career numbers, Mark Thompson 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.