John Jackson vs. Domingo Tapia — Career Comparison

John Jackson built a career as a starting pitcher and Domingo Tapia as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Domingo Tapia posted stronger surface numbers — ERA 4.21 and WHIP 1.569 compared to 6 and 2.019 for John Jackson. By the career numbers, Domingo Tapia had the better of this cross-role comparison — though era context would sharpen the verdict.