Justin De Fratus vs. Scott Olsen — Career Comparison

Scott Olsen built a career as a starting pitcher and Justin De Fratus as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Justin De Fratus led in home run suppression (HR9+ 119 vs 84), walk avoidance (BB%+ 110 vs 89), and skill-based run prevention (DICE+ 99 vs 93). Scott Olsen held the edge in strikeout rate (K%+ 103 vs 94). Role difference aside, Justin De Fratus holds a clear edge on every meaningful shared measure.