Andrew Heaney vs. Mark Prior — Career Comparison

The numbers give Mark Prior a clear advantage over Andrew Heaney across the core pitching metrics. Mark Prior led in strikeout rate (K%+ 170 vs 103), skill-based run prevention (DICE+ 137 vs 93), and run prevention (ERA+ 133 vs 91). Andrew Heaney held the edge in walk avoidance (BB%+ 111 vs 110). Mark Prior was the better starter — the numbers make that case clearly.