Sean Guenther vs. Mac MacArthur — Career Comparison

Looking at the career totals, Sean Guenther and Mac MacArthur are fairly close on the surface numbers. Sean Guenther had the edge in WHIP (1.316 vs 1.500). By the career numbers, Sean Guenther 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.