John Johnstone vs. Zach McAllister — Career Comparison

The numbers give John Johnstone a clear advantage over Zach McAllister across the core pitching metrics. John Johnstone led in run prevention (ERA+ 127 vs 88), walk avoidance (BB%+ 147 vs 122), and strikeout rate (K%+ 109 vs 90). Zach McAllister held the edge in home run suppression (HR9+ 94 vs 82). John Johnstone was the better reliever — the numbers make that case clearly.