Jim Bullinger vs. Jack O'Connor — Career Comparison

Jim Bullinger 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. Jim Bullinger led in home run suppression (HR9+ 122 vs 89), skill-based run prevention (DICE+ 95 vs 86), and run prevention (ERA+ 89 vs 80). Jack O'Connor held the edge in walk avoidance (BB%+ 82 vs 82). Role difference aside, Jim Bullinger holds a clear edge on every meaningful shared measure.