Jack Keenan vs. Jeff Richardson — Career Comparison

Looking at the career totals, Jack Keenan and Jeff Richardson are fairly close on the surface numbers. Jack Keenan had the edge in WHIP (1.250 vs 3.000). By the career numbers, Jack Keenan 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.