Keith Atherton vs. Marcus Walden — Career Comparison

Looking at the career totals, Keith Atherton and Marcus Walden are fairly close on the surface numbers. Marcus Walden posted stronger numbers in WHIP (1.349 vs 1.407) and home runs allowed (0.93 per nine innings vs 1.19). Keith Atherton had the advantage in ERA (3.99 vs 4.5). By the career numbers, Marcus Walden 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.