Hal Gregg vs. Marty Pattin — Career Comparison

Looking at the career totals, Hal Gregg and Marty Pattin are fairly close on the surface numbers. Marty Pattin posted stronger numbers in ERA (3.62 vs 4.54) and WHIP (1.281 vs 1.509). Hal Gregg had the advantage in home runs allowed (0.45 per nine innings vs 0.92). By the career numbers, Marty Pattin 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.