Bob Cremins vs. Marco Estrada — Career Comparison

Marco Estrada built a career as a starting pitcher and Bob Cremins as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Marco Estrada posted stronger surface numbers — ERA 4.29 and WHIP 1.219 compared to 5.06 and 1.500 for Bob Cremins. By the career numbers, Marco Estrada had the better of this cross-role comparison — though era context would sharpen the verdict.