Tony Mack vs. Kevin Whelan — Career Comparison

Tony Mack built a career as a starting pitcher and Kevin Whelan as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Kevin Whelan posted stronger surface numbers — ERA 9 and WHIP 3.333 compared to 15.43 and 3.429 for Tony Mack. By the career numbers, Kevin Whelan had the better of this cross-role comparison — though era context would sharpen the verdict.