Jack Morris vs. Roy Witherup — Career Comparison

Looking at the career totals, Jack Morris and Roy Witherup are fairly close on the surface numbers. Jack Morris posted stronger numbers in ERA (3.9 vs 4.44) and WHIP (1.322 vs 1.454). Roy Witherup had the advantage in home runs allowed (0.17 per nine innings vs 0.92). By the career numbers, Jack Morris 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.