Hisashi Iwakuma vs. Bob Sadowski — Career Comparison

The numbers give Hisashi Iwakuma a clear advantage over Bob Sadowski across the core pitching metrics. Hisashi Iwakuma led in walk avoidance (BB%+ 160 vs 103), run prevention (ERA+ 124 vs 98), and skill-based run prevention (DICE+ 109 vs 98). Bob Sadowski held the edge in home run suppression (HR9+ 103 vs 96). Hisashi Iwakuma was the better starter — the numbers make that case clearly.