Michael Mercado vs. Robbie Weinhardt — Career Comparison

Michael Mercado built a career as a starting pitcher and Robbie Weinhardt as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Robbie Weinhardt posted stronger surface numbers — ERA 6.39 and WHIP 1.742 compared to 11.81 and 2.250 for Michael Mercado. By the career numbers, Robbie Weinhardt had the better of this cross-role comparison — though era context would sharpen the verdict.