Greg Heydeman vs. Jackie Miller — Career Comparison

Jackie Miller built a career as a starting pitcher and Greg Heydeman as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Jackie Miller posted stronger surface numbers — ERA 0 and WHIP 0.333 compared to 4.5 and 1.500 for Greg Heydeman. By the career numbers, Jackie Miller had the better of this cross-role comparison — though era context would sharpen the verdict.