Ernest Groth vs. Lefty Williams — Career Comparison

Lefty Williams built a career as a starting pitcher and Ernest Groth as a reliever — different jobs with different demands — but on the metrics that apply to both, a comparison is still worth making. Lefty Williams posted stronger surface numbers — ERA 4.41 and WHIP 1.319 compared to 4.91 and 1.227 for Ernest Groth. By the career numbers, Lefty Williams had the better of this cross-role comparison — though era context would sharpen the verdict.