Clark Griffith vs. Jack O'Connor — Career Comparison

On the career pitching numbers, Clark Griffith posted a stronger line than Jack O'Connor. Clark Griffith posted stronger numbers in ERA (3.31 vs 4.89) and WHIP (1.313 vs 1.657). By the career numbers, Clark Griffith 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.