Alan Mills vs. Jim Peterson — Career Comparison

Looking at the career totals, Alan Mills and Jim Peterson are fairly close on the surface numbers. Alan Mills posted stronger numbers in ERA (4.12 vs 5.27) and WHIP (1.601 vs 1.665). Jim Peterson had the advantage in home runs allowed (0.74 per nine innings vs 1.17). By the career numbers, Alan Mills 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.