Bill Dietrich vs. Beiker Graterol — Career Comparison

On the career pitching numbers, Bill Dietrich posted a stronger line than Beiker Graterol. Bill Dietrich posted stronger numbers in ERA (4.48 vs 15.75) and WHIP (1.501 vs 2.250). By the career numbers, Bill Dietrich 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.