Sean Marshall vs. Frank Thompson — Career Comparison

Frank Thompson built a career as a starting pitcher and Sean Marshall as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Frank Thompson posted stronger surface numbers — ERA 3.51 and WHIP 1.274 compared to 3.86 and 1.368 for Sean Marshall. By the career numbers, Frank Thompson had the better of this cross-role comparison — though era context would sharpen the verdict.