Aaron Heilman vs. John Turner — Career Comparison

John Turner built a career as a starting pitcher and Aaron Heilman as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. John Turner posted stronger surface numbers — ERA 1.56 and WHIP 0.750 compared to 4.4 and 1.402 for Aaron Heilman. By the career numbers, John Turner had the better of this cross-role comparison — though era context would sharpen the verdict.