Jim Peterson vs. Chris Seddon — Career Comparison

Looking at the career totals, Jim Peterson and Chris Seddon are fairly close on the surface numbers. Jim Peterson posted stronger numbers in ERA (5.27 vs 5.47) and home runs allowed (0.74 per nine innings vs 0.97). Chris Seddon had the advantage in WHIP (1.541 vs 1.665). By the career numbers, Jim Peterson 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.