Rick Grapenthin vs. Duke Markell — Career Comparison

Duke Markell built a career as a starting pitcher and Rick Grapenthin as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Duke Markell posted stronger surface numbers — ERA 6.33 and WHIP 2.109 compared to 6.35 and 1.588 for Rick Grapenthin. By the career numbers, Duke Markell had the better of this cross-role comparison — though era context would sharpen the verdict.