Bill Dietrich vs. Red Oldham — Career Comparison

Looking at the career totals, Bill Dietrich and Red Oldham are fairly close on the surface numbers. Red Oldham had the edge in ERA (4.15 vs 4.48). By the career numbers, Red Oldham 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.