Frank Brooks vs. Thomas Hatch — Career Comparison

Looking at the career totals, Frank Brooks and Thomas Hatch are fairly close on the surface numbers. Frank Brooks posted stronger numbers in ERA (4.58 vs 5.24) and WHIP (1.415 vs 1.621). Thomas Hatch had the advantage in home runs allowed (1.4 per nine innings vs 2.55). By the career numbers, Frank Brooks 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.