Zach McAllister vs. Fred Waters — Career Comparison

Looking at the career totals, Zach McAllister and Fred Waters are fairly close on the surface numbers. Fred Waters posted stronger numbers in ERA (2.89 vs 4.15) and home runs allowed (0.64 per nine innings vs 1.07). Zach McAllister had the advantage in WHIP (1.412 vs 1.571). By the career numbers, Fred Waters 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.