John Briscoe vs. Mark Portugal — Career Comparison

Mark Portugal built a career as a starting pitcher and John Briscoe as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mark Portugal posted stronger surface numbers — ERA 4.03 and WHIP 1.340 compared to 5.67 and 1.869 for John Briscoe. By the career numbers, Mark Portugal had the better of this cross-role comparison — though era context would sharpen the verdict.