DL Hall vs. Kevin Whelan — Career Comparison

On the career pitching numbers, DL Hall posted a stronger line than Kevin Whelan. DL Hall posted stronger numbers in ERA (4.32 vs 9) and WHIP (1.360 vs 3.333). By the career numbers, DL Hall 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.