Clay Christiansen vs. Bill Spanswick — Career Comparison

On the career pitching numbers, Clay Christiansen posted a stronger line than Bill Spanswick. Clay Christiansen posted stronger numbers in ERA (6.05 vs 6.89) and WHIP (1.603 vs 1.837). By the career numbers, Clay Christiansen 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.