Kevin Coffman vs. Aaron Thompson — Career Comparison

Kevin Coffman built a career as a starting pitcher and Aaron Thompson as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Aaron Thompson posted stronger surface numbers — ERA 4.94 and WHIP 1.585 compared to 6.42 and 1.952 for Kevin Coffman. By the career numbers, Aaron Thompson had the better of this cross-role comparison — though era context would sharpen the verdict.