Jackie Miller vs. Jeff Richardson — Career Comparison

Jackie Miller built a career as a starting pitcher and Jeff Richardson as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jackie Miller posted a career ERA of 0 against Jeff Richardson's 0, with WHIP of 0.333 and 3.000 respectively. The raw numbers call this too close to separate — era context would be needed for a firmer verdict.