Steve Blass vs. Carson Spiers — Career Comparison

On the career pitching numbers, Steve Blass posted a stronger line than Carson Spiers. Steve Blass posted stronger numbers in ERA (3.63 vs 5.69) and WHIP (1.380 vs 1.573). By the career numbers, Steve Blass 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.