Bryce Jarvis vs. Jack O'Connor — Career Comparison

On the career pitching numbers, Bryce Jarvis posted a stronger line than Jack O'Connor. Bryce Jarvis posted stronger numbers in ERA (3.69 vs 4.89) and WHIP (1.381 vs 1.657). By the career numbers, Bryce Jarvis 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.