George McQuillan vs. Ariel Prieto — Career Comparison

On the career pitching numbers, George McQuillan posted a stronger line than Ariel Prieto. George McQuillan posted stronger numbers in ERA (2.38 vs 4.85) and WHIP (1.131 vs 1.675). By the career numbers, George McQuillan 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.