John Brown vs. José Pereira — Career Comparison

Looking at the career totals, John Brown and José Pereira are fairly close on the surface numbers. John Brown posted stronger numbers in ERA (2.29 vs 4.78) and WHIP (1.236 vs 1.327). José Pereira had the advantage in home runs allowed (0 per nine innings vs 0.49). By the career numbers, John 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.