Ryan Cook vs. Don Lee — Career Comparison

Don Lee built a career as a starting pitcher and Ryan Cook as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Ryan Cook led in home run suppression (HR9+ 235 vs 112), run prevention (ERA+ 146 vs 110), and skill-based run prevention (DICE+ 129 vs 103). Don Lee held the edge in walk avoidance (BB%+ 112 vs 92). Role difference aside, Ryan Cook holds a clear edge on every meaningful shared measure.