Zack Wheeler vs. Roy Witherup — Career Comparison

Looking at the career totals, Zack Wheeler and Roy Witherup are fairly close on the surface numbers. Zack Wheeler posted stronger numbers in ERA (3.28 vs 4.44) and WHIP (1.145 vs 1.454). Roy Witherup had the advantage in home runs allowed (0.17 per nine innings vs 0.86). By the career numbers, Zack Wheeler 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.