R. J. Alvarez vs. Syl Johnson — Career Comparison

Syl Johnson built a career as a starting pitcher and R. J. Alvarez as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Syl Johnson posted stronger surface numbers — ERA 4.06 and WHIP 1.283 compared to 7.71 and 1.879 for R. J. Alvarez. By the career numbers, Syl Johnson had the better of this cross-role comparison — though era context would sharpen the verdict.