Jack Aker vs. Bob Owchinko — Career Comparison

Bob Owchinko built a career as a starting pitcher and Jack Aker as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Bob Owchinko led in strikeout rate (K%+ 99 vs 86), home run suppression (HR9+ 89 vs 76), and skill-based run prevention (DICE+ 93 vs 88). Jack Aker held the edge in walk avoidance (BB%+ 100 vs 88). Role difference aside, Bob Owchinko holds a clear edge on every meaningful shared measure.