Ryan Fernandez vs. Sammy Peralta — Career Comparison

On the career pitching numbers, Ryan Fernandez posted a stronger line than Sammy Peralta. Ryan Fernandez posted stronger numbers in ERA (4.82 vs 5.12) and WHIP (1.536 vs 1.774). By the career numbers, Ryan Fernandez 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.