Lazaro Estrada vs. Allan Simpson — Career Comparison

Looking at the career totals, Lazaro Estrada and Allan Simpson are fairly close on the surface numbers. Allan Simpson posted stronger numbers in ERA (6.06 vs 8.59) and home runs allowed (0.92 per nine innings vs 2.45). Lazaro Estrada had the advantage in WHIP (1.500 vs 1.694). By the career numbers, Allan Simpson 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.