Mark Fidrych vs. Orlando Peña — Career Comparison

Mark Fidrych built a career as a starting pitcher and Orlando Peña as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Mark Fidrych posted stronger surface numbers — ERA 3.1 and WHIP 1.225 compared to 3.71 and 1.305 for Orlando Peña. By the career numbers, Mark Fidrych had the better of this cross-role comparison — though era context would sharpen the verdict.