Lee Guetterman vs. John Lannan — Career Comparison

John Lannan built a career as a starting pitcher and Lee Guetterman as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Lee Guetterman led in walk avoidance (BB%+ 123 vs 97), home run suppression (HR9+ 117 vs 109), and skill-based run prevention (DICE+ 93 vs 91). John Lannan held the edge in run prevention (ERA+ 103 vs 82). Keeping the role difference in mind, the edge still goes to Lee Guetterman.