Christian Bergman vs. Aaron Looper — Career Comparison

Christian Bergman built a career as a starting pitcher and Aaron Looper as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Aaron Looper posted stronger surface numbers — ERA 5.14 and WHIP 1.286 compared to 5.59 and 1.493 for Christian Bergman. By the career numbers, Aaron Looper had the better of this cross-role comparison — though era context would sharpen the verdict.