Jon Lieber vs. Leon Williams — Career Comparison

Jon Lieber built a career as a starting pitcher and Leon Williams as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jon Lieber posted stronger surface numbers — ERA 4.27 and WHIP 1.302 compared to 5.4 and 2.160 for Leon Williams. By the career numbers, Jon Lieber had the better of this cross-role comparison — though era context would sharpen the verdict.