Bob Greenwood vs. Roy Witherup — Career Comparison

Looking at the career totals, Bob Greenwood and Roy Witherup are fairly close on the surface numbers. Bob Greenwood posted stronger numbers in ERA (3.92 vs 4.44) and WHIP (1.359 vs 1.454). Roy Witherup had the advantage in home runs allowed (0.17 per nine innings vs 0.69). By the career numbers, Bob Greenwood 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.