Joe Bitker vs. John Jackson — Career Comparison

John Jackson built a career as a starting pitcher and Joe Bitker as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Joe Bitker posted stronger surface numbers — ERA 4.73 and WHIP 1.500 compared to 6 and 2.019 for John Jackson. By the career numbers, Joe Bitker had the better of this cross-role comparison — though era context would sharpen the verdict.