Rick Grapenthin vs. John McDonald — Career Comparison

Looking at the career totals, Rick Grapenthin and John McDonald are fairly close on the surface numbers. Rick Grapenthin posted stronger numbers in ERA (6.35 vs 9) and WHIP (1.588 vs 2.333). John McDonald had the advantage in home runs allowed (0 per nine innings vs 1.32). By the career numbers, Rick Grapenthin 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.