David Peterson vs. John Wasdin — Career Comparison

David Peterson built a career as a starting pitcher and John Wasdin as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. David Peterson led in home run suppression (HR9+ 157 vs 71), run prevention (ERA+ 110 vs 84), and strikeout rate (K%+ 109 vs 84). John Wasdin held the edge in walk avoidance (BB%+ 133 vs 81). Role difference aside, David Peterson holds a clear edge on every meaningful shared measure.