Randy Johnson vs. Don Kaiser — Career Comparison

On the career pitching numbers, Randy Johnson posted a stronger line than Don Kaiser. Randy Johnson posted stronger numbers in ERA (3.29 vs 4.15) and WHIP (1.180 vs 1.458). By the career numbers, Randy Johnson 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.