Bronson Arroyo vs. Unknown Hamilton — Career Comparison

Looking at the career totals, Bronson Arroyo and Unknown Hamilton are fairly close on the surface numbers. Bronson Arroyo posted stronger numbers in ERA (4.28 vs 8.1) and WHIP (1.325 vs 2.400). Unknown Hamilton had the advantage in home runs allowed (0 per nine innings vs 1.28). By the career numbers, Bronson Arroyo 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.