John Dolan vs. Dave Gray — Career Comparison

On the career pitching numbers, John Dolan posted a stronger line than Dave Gray. John Dolan posted stronger numbers in ERA (4.3 vs 9) and WHIP (1.521 vs 2.923). By the career numbers, John Dolan 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.