Adam Peterson vs. Connor Thomas — Career Comparison

Looking at the career totals, Adam Peterson and Connor Thomas are fairly close on the surface numbers. Adam Peterson posted stronger numbers in ERA (16.88 vs 20.25) and home runs allowed (3.38 per nine innings vs 5.06). Connor Thomas had the advantage in WHIP (2.625 vs 3.750). By the career numbers, Adam 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.