Stan Perzanowski vs. Jerrod Riggan — Career Comparison

Stan Perzanowski built a career as a starting pitcher and Jerrod Riggan as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Stan Perzanowski posted stronger surface numbers — ERA 5.11 and WHIP 1.556 compared to 5.19 and 1.835 for Jerrod Riggan. By the career numbers, Stan Perzanowski had the better of this cross-role comparison — though era context would sharpen the verdict.