Al Aber vs. Kevin Coffman — Career Comparison

Kevin Coffman built a career as a starting pitcher and Al Aber as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Al Aber posted stronger surface numbers — ERA 4.18 and WHIP 1.459 compared to 6.42 and 1.952 for Kevin Coffman. By the career numbers, Al Aber had the better of this cross-role comparison — though era context would sharpen the verdict.