John Halama vs. Justin Speier — Career Comparison

John Halama built a career as a starting pitcher and Justin Speier as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. John Halama led in home run suppression (HR9+ 97 vs 67), run prevention (ERA+ 105 vs 90), and skill-based run prevention (DICE+ 96 vs 89). Justin Speier held the edge in strikeout rate (K%+ 104 vs 76). Keeping the role difference in mind, the edge still goes to John Halama.