Bill Hallahan vs. Adrian Morejon — Career Comparison

Bill Hallahan built a career as a starting pitcher and Adrian Morejon as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Adrian Morejon posted stronger surface numbers — ERA 3.43 and WHIP 1.243 compared to 4.03 and 1.504 for Bill Hallahan. By the career numbers, Adrian Morejon had the better of this cross-role comparison — though era context would sharpen the verdict.