Unknown Hamilton vs. Carlos Zambrano — Career Comparison

Looking at the career totals, Unknown Hamilton and Carlos Zambrano are fairly close on the surface numbers. Carlos Zambrano posted stronger numbers in ERA (3.66 vs 8.1) and WHIP (1.352 vs 2.400). Unknown Hamilton had the advantage in home runs allowed (0 per nine innings vs 0.74). By the career numbers, Carlos Zambrano 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.