John Poloni vs. Matt Riley — Career Comparison

Looking at the career totals, John Poloni and Matt Riley are fairly close on the surface numbers. John Poloni posted stronger numbers in WHIP (1.286 vs 1.761) and home runs allowed (1.29 per nine innings vs 1.66). Matt Riley had the advantage in ERA (5.99 vs 6.43). By the career numbers, John Poloni 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.