John Koronka vs. Denny O'Toole — Career Comparison

John Koronka built a career as a starting pitcher and Denny O'Toole as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Denny O'Toole posted stronger surface numbers — ERA 5.04 and WHIP 1.747 compared to 6.25 and 1.642 for John Koronka. By the career numbers, Denny O'Toole had the better of this cross-role comparison — though era context would sharpen the verdict.