Jake Arrieta vs. Bert Roberge — Career Comparison

Jake Arrieta built a career as a starting pitcher and Bert Roberge as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Bert Roberge led in home run suppression (HR9+ 154 vs 95), walk avoidance (BB%+ 113 vs 89), and run prevention (ERA+ 104 vs 87). Jake Arrieta held the edge in strikeout rate (K%+ 91 vs 90). Role difference aside, Bert Roberge holds a clear edge on every meaningful shared measure.