Ed Pierce vs. Tom Zachary — Career Comparison

Looking at the career totals, Ed Pierce and Tom Zachary are fairly close on the surface numbers. Tom Zachary posted stronger numbers in WHIP (1.437 vs 2.438) and home runs allowed (0.34 per nine innings vs 1.69). Ed Pierce had the advantage in ERA (3.38 vs 3.73). By the career numbers, Tom Zachary 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.