Michael Mercado vs. Charles Witherow — Career Comparison

Michael Mercado built a career as a starting pitcher and Charles Witherow as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Michael Mercado posted stronger surface numbers — ERA 11.81 and WHIP 2.250 compared to 18 and 4.000 for Charles Witherow. By the career numbers, Michael Mercado had the better of this cross-role comparison — though era context would sharpen the verdict.