Michael Mariot vs. Allan Simpson — Career Comparison

Looking at the career totals, Michael Mariot and Allan Simpson are fairly close on the surface numbers. Michael Mariot posted stronger numbers in ERA (5.85 vs 6.06) and WHIP (1.643 vs 1.694). Allan Simpson had the advantage in home runs allowed (0.92 per nine innings vs 1.55). By the career numbers, Michael Mariot 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.