Ryan Feierabend vs. John Mackinson — Career Comparison

Ryan Feierabend built a career as a starting pitcher and John Mackinson as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Ryan Feierabend posted stronger surface numbers — ERA 7.34 and WHIP 1.849 compared to 7.36 and 1.773 for John Mackinson. By the career numbers, Ryan Feierabend had the better of this cross-role comparison — though era context would sharpen the verdict.