Alek Jacob vs. Butch Metzger — Career Comparison

Looking at the career totals, Alek Jacob and Butch Metzger are fairly close on the surface numbers. Butch Metzger posted stronger numbers in ERA (3.74 vs 4.06) and home runs allowed (0.71 per nine innings vs 1.24). Alek Jacob had the advantage in WHIP (1.216 vs 1.582). By the career numbers, Butch Metzger 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.