Bill Bailey vs. Carson Spiers — Career Comparison

On the career pitching numbers, Bill Bailey posted a stronger line than Carson Spiers. Bill Bailey posted stronger numbers in ERA (3.57 vs 5.69) and WHIP (1.441 vs 1.573). By the career numbers, Bill Bailey 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.