John O'Donoghue vs. Hipolito Peña — Career Comparison

Looking at the career totals, John O'Donoghue and Hipolito Peña are fairly close on the surface numbers. Hipolito Peña posted stronger numbers in WHIP (1.572 vs 1.678) and home runs allowed (1.12 per nine innings vs 1.83). John O'Donoghue had the advantage in ERA (4.58 vs 4.84). By the career numbers, Hipolito Peña 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.