Steve Gromek vs. Robert Ray — Career Comparison

On the career pitching numbers, Steve Gromek posted a stronger line than Robert Ray. Steve Gromek posted stronger numbers in ERA (3.41 vs 4.18) and WHIP (1.252 vs 1.357). By the career numbers, Steve Gromek 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.