John O'Donoghue vs. Doug Sisk — Career Comparison

On the career pitching numbers, Doug Sisk posted a stronger line than John O'Donoghue. Doug Sisk posted stronger numbers in ERA (3.27 vs 4.58) and WHIP (1.580 vs 1.678). By the career numbers, Doug Sisk 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.