Geno Espineli vs. John Mackinson — Career Comparison

Looking at the career totals, Geno Espineli and John Mackinson are fairly close on the surface numbers. Geno Espineli posted stronger numbers in ERA (5.06 vs 7.36) and WHIP (1.688 vs 1.773). John Mackinson had the advantage in home runs allowed (1.23 per nine innings vs 2.81). By the career numbers, Geno Espineli 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.