Roscoe Miller vs. John Valentine — Career Comparison

Looking at the career totals, Roscoe Miller and John Valentine are fairly close on the surface numbers. Roscoe Miller had the edge in WHIP (1.342 vs 1.441). By the career numbers, Roscoe Miller 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.