Chuck Finley vs. Jack O'Connor — Career Comparison

Chuck Finley built a career as a starting pitcher and Jack O'Connor as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Chuck Finley led in strikeout rate (K%+ 119 vs 85), run prevention (ERA+ 106 vs 80), and skill-based run prevention (DICE+ 102 vs 86). Role difference aside, Chuck Finley holds a clear edge on every meaningful shared measure.