George Mack vs. Matt Williams — Career Comparison

George Mack built a career as a starting pitcher and Matt Williams as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Matt Williams posted stronger surface numbers — ERA 7 and WHIP 2.222 compared to 7.19 and 1.890 for George Mack. By the career numbers, Matt Williams had the better of this cross-role comparison — though era context would sharpen the verdict.