Jonah Bayliss vs. Bret Prinz — Career Comparison

On the career pitching numbers, Bret Prinz posted a stronger line than Jonah Bayliss. Bret Prinz posted stronger numbers in ERA (4.89 vs 6.75) and home runs allowed (1.27 per nine innings vs 1.55). By the career numbers, Bret Prinz 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.