Herbert Jackson vs. Troy Mattes — Career Comparison

Looking at the career totals, Herbert Jackson and Troy Mattes are fairly close on the surface numbers. Herbert Jackson posted stronger numbers in ERA (5.73 vs 6) and home runs allowed (0.82 per nine innings vs 1.8). Troy Mattes had the advantage in WHIP (1.644 vs 1.909). By the career numbers, Herbert Jackson 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.