Cody Allen vs. John Halama — Career Comparison

John Halama built a career as a starting pitcher and Cody Allen as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Cody Allen led in strikeout rate (K%+ 137 vs 76), run prevention (ERA+ 144 vs 105), and skill-based run prevention (DICE+ 119 vs 96). John Halama held the edge in walk avoidance (BB%+ 129 vs 95). Keeping the role difference in mind, the edge still goes to Cody Allen.