Mike Duvall vs. Bob Keegan — Career Comparison

Bob Keegan built a career as a starting pitcher and Mike Duvall as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Bob Keegan posted stronger surface numbers — ERA 3.66 and WHIP 1.412 compared to 4.76 and 1.863 for Mike Duvall. By the career numbers, Bob Keegan had the better of this cross-role comparison — though era context would sharpen the verdict.