Mac MacArthur vs. Tom Timmermann — Career Comparison

Looking at the career totals, Mac MacArthur and Tom Timmermann are fairly close on the surface numbers. Tom Timmermann posted stronger numbers in ERA (3.78 vs 5.02) and WHIP (1.356 vs 1.500). Mac MacArthur had the advantage in home runs allowed (0.17 per nine innings vs 0.69). By the career numbers, Tom Timmermann 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.