Mark Brown vs. Arnold Leon — Career Comparison

Looking at the career totals, Mark Brown and Arnold Leon are fairly close on the surface numbers. Mark Brown posted stronger numbers in WHIP (1.474 vs 1.586) and home runs allowed (0.7 per nine innings vs 1.24). Arnold Leon had the advantage in ERA (4.66 vs 5.12). By the career numbers, Mark Brown 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.