Pedro Martinez vs. Jack Theis — Career Comparison

Pedro Martinez built a career as a starting pitcher and Jack Theis as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jack Theis posted stronger surface numbers — ERA 0 and WHIP 2.000 compared to 2.93 and 1.065 for Pedro Martinez. By the career numbers, Jack Theis had the better of this cross-role comparison — though era context would sharpen the verdict.