John Halama vs. José Lopez — Career Comparison

John Halama built a career as a starting pitcher and José Lopez as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. José Lopez posted stronger surface numbers — ERA 4.5 and WHIP 2.000 compared to 4.65 and 1.474 for John Halama. By the career numbers, José Lopez had the better of this cross-role comparison — though era context would sharpen the verdict.