John O'Donoghue vs. Devin Williams — Career Comparison

On the career pitching numbers, Devin Williams posted a stronger line than John O'Donoghue. Devin Williams posted stronger numbers in ERA (2.45 vs 4.58) and WHIP (1.058 vs 1.678). By the career numbers, Devin Williams 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.