Grant Jackson vs. Walt Smallwood — Career Comparison

Looking at the career totals, Grant Jackson and Walt Smallwood are fairly close on the surface numbers. Walt Smallwood posted stronger numbers in WHIP (1.310 vs 1.365) and home runs allowed (0.38 per nine innings vs 0.72). Grant Jackson had the advantage in ERA (3.46 vs 4.56). By the career numbers, Walt Smallwood 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.