Mike Couchee vs. George Diehl — Career Comparison

Looking at the career totals, Mike Couchee and George Diehl are fairly close on the surface numbers. George Diehl posted stronger numbers in ERA (3.52 vs 5.14) and home runs allowed (0 per nine innings vs 0.64). Mike Couchee had the advantage in WHIP (1.357 vs 1.435). By the career numbers, George Diehl 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.