Bob File vs. Roger Smithberg — Career Comparison

Looking at the career totals, Bob File and Roger Smithberg are fairly close on the surface numbers. Roger Smithberg posted stronger numbers in ERA (4.09 vs 4.2) and WHIP (1.318 vs 1.464). Bob File had the advantage in home runs allowed (0.81 per nine innings vs 1.23). By the career numbers, Roger Smithberg 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.