Tony Arnold vs. Ismael Villegas — Career Comparison

On the career pitching numbers, Tony Arnold posted a stronger line than Ismael Villegas. Tony Arnold posted stronger numbers in ERA (5.06 vs 13.5) and WHIP (1.685 vs 2.250). By the career numbers, Tony Arnold 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.