Jim Peterson vs. Gordon Seyfried — Career Comparison

Looking at the career totals, Jim Peterson and Gordon Seyfried are fairly close on the surface numbers. Gordon Seyfried posted stronger numbers in ERA (0.93 vs 5.27) and home runs allowed (0 per nine innings vs 0.74). Jim Peterson had the advantage in WHIP (1.665 vs 1.759). By the career numbers, Gordon Seyfried 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.