John Doyle vs. Johan Santana — Career Comparison

Johan Santana built a career as a starting pitcher and John Doyle as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. John Doyle posted stronger surface numbers — ERA 2.63 and WHIP 1.833 compared to 3.2 and 1.138 for Johan Santana. By the career numbers, John Doyle had the better of this cross-role comparison — though era context would sharpen the verdict.