Mac MacArthur vs. Juan Nieves — Career Comparison

Juan Nieves built a career as a starting pitcher and Mac MacArthur as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Juan Nieves posted stronger surface numbers — ERA 4.71 and WHIP 1.514 compared to 5.02 and 1.500 for Mac MacArthur. By the career numbers, Juan Nieves had the better of this cross-role comparison — though era context would sharpen the verdict.