Grant Hartwig vs. Ken Ray — Career Comparison

On the career pitching numbers, Grant Hartwig posted a stronger line than Ken Ray. Grant Hartwig posted stronger numbers in WHIP (1.429 vs 1.734) and home runs allowed (0.86 per nine innings vs 1.25). By the career numbers, Grant Hartwig 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.