George Gerberman vs. Masahiro Tanaka — Career Comparison

Looking at the career totals, George Gerberman and Masahiro Tanaka are fairly close on the surface numbers. Masahiro Tanaka posted stronger numbers in WHIP (1.131 vs 1.500) and home runs allowed (1.36 per nine innings vs 1.69). George Gerberman had the advantage in ERA (1.69 vs 3.74). By the career numbers, Masahiro Tanaka 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.