Grant Jackson vs. Efrain Valdez — Career Comparison

Looking at the career totals, Grant Jackson and Efrain Valdez are fairly close on the surface numbers. Grant Jackson posted stronger numbers in WHIP (1.365 vs 1.588) and home runs allowed (0.72 per nine innings vs 1.06). Efrain Valdez had the advantage in ERA (2.91 vs 3.46). By the career numbers, Grant Jackson 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.