John King vs. Alfredo Simon — Career Comparison

Alfredo Simon built a career as a starting pitcher and John King as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. John King led in home run suppression (HR9+ 147 vs 89), walk avoidance (BB%+ 152 vs 94), and run prevention (ERA+ 112 vs 91). Alfredo Simon held the edge in strikeout rate (K%+ 83 vs 63). Role difference aside, John King holds a clear edge on every meaningful shared measure.