Thomas Hatch vs. Tim Peterson — Career Comparison

Looking at the career totals, Thomas Hatch and Tim Peterson are fairly close on the surface numbers. Thomas Hatch posted stronger numbers in ERA (5.24 vs 5.91) and home runs allowed (1.4 per nine innings vs 2.31). Tim Peterson had the advantage in WHIP (1.457 vs 1.621). By the career numbers, Thomas Hatch 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.