Don Larsen vs. Rich Robertson — Career Comparison

On the career pitching numbers, Don Larsen posted a stronger line than Rich Robertson. Don Larsen posted stronger numbers in ERA (3.78 vs 4.94) and WHIP (1.422 vs 1.631). By the career numbers, Don Larsen 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.