Grant Holmes vs. Mark Thurmond — Career Comparison

Looking at the career totals, Grant Holmes and Mark Thurmond are fairly close on the surface numbers. Mark Thurmond posted stronger numbers in ERA (3.69 vs 3.83) and home runs allowed (0.74 per nine innings vs 1.13). Grant Holmes had the advantage in WHIP (1.298 vs 1.410). By the career numbers, Mark Thurmond 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.