Chuck James vs. Jack O'Connor — Career Comparison

Chuck James 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 James led in run prevention (ERA+ 115 vs 80), strikeout rate (K%+ 107 vs 85), and walk avoidance (BB%+ 93 vs 82). Jack O'Connor held the edge in home run suppression (HR9+ 89 vs 68). Role difference aside, Chuck James holds a clear edge on every meaningful shared measure.