Mark Esser vs. Wayne Osborne — Career Comparison

Wayne Osborne built a career as a starting pitcher and Mark Esser as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Wayne Osborne posted stronger surface numbers — ERA 5.91 and WHIP 1.922 compared to 16.2 and 3.600 for Mark Esser. By the career numbers, Wayne Osborne had the better of this cross-role comparison — though era context would sharpen the verdict.