Caleb Freeman vs. Chin-hui Tsao — Career Comparison

Looking at the career totals, Caleb Freeman and Chin-hui Tsao are fairly close on the surface numbers. Chin-hui Tsao posted stronger numbers in WHIP (1.526 vs 1.800) and home runs allowed (2.04 per nine innings vs 2.7). Caleb Freeman had the advantage in ERA (5.4 vs 5.75). By the career numbers, Chin-hui Tsao 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.