Nino Espinosa vs. Otto Rettig — Career Comparison

Looking at the career totals, Nino Espinosa and Otto Rettig are fairly close on the surface numbers. Nino Espinosa posted stronger numbers in ERA (4.17 vs 4.91) and WHIP (1.398 vs 1.636). Otto Rettig had the advantage in home runs allowed (0 per nine innings vs 0.93). By the career numbers, Nino Espinosa 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.