John Halama vs. Bill Perrin — Career Comparison

Looking at the career totals, John Halama and Bill Perrin are fairly close on the surface numbers. John Halama posted stronger numbers in ERA (4.65 vs 14.4) and WHIP (1.474 vs 3.000). Bill Perrin had the advantage in home runs allowed (0 per nine innings vs 1.12). By the career numbers, John Halama 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.