Andy Pettitte vs. John Wasdin — Career Comparison

Andy Pettitte 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. Andy Pettitte led in home run suppression (HR9+ 126 vs 71), run prevention (ERA+ 113 vs 84), and skill-based run prevention (DICE+ 108 vs 88). John Wasdin held the edge in walk avoidance (BB%+ 133 vs 99). Role difference aside, Andy Pettitte holds a clear edge on every meaningful shared measure.