Lefty Grove vs Jack Quinn: Career Stats Comparison
Lefty Grove (1925–1941) and Jack Quinn (1909–1933) — breaking in during the 1920s and the 1900s respectively, so they pitched against very different hitting environments. Lefty Grove compiled 300 wins and 2,266 strikeouts; Jack Quinn put up 247 wins and 1,329 strikeouts. The numbers below run them through identical career and rate-stat lenses.
Lefty Grove
Jack Quinn
Career Stats Side-by-Side
Every cell below is a career total or career rate. Cells highlighted in green mark the player who leads that line. For pitchers, lower ERA, WHIP, and BB/9 lead; higher K/9 leads.
| Statistic | Lefty Grove | Jack Quinn |
|---|---|---|
| Wins | 300 | 247 |
| Losses | 141 | 218 |
| Games | 616 | 756 |
| Games Started | 457 | 444 |
| Complete Games | 298 | 243 |
| Shutouts | 35 | 28 |
| Saves | 55 | 57 |
| Strikeouts | 2,266 | 1,329 |
| Walks | 1,187 | 860 |
| Hits Allowed | 3,849 | 4,238 |
| Home Runs Allowed | 162 | 102 |
| Innings Pitched | 3,940 | 3,920 |
| ERA | 3.06 | 3.29 |
| WHIP | 1.28 | 1.30 |
| K/9 | 5.18 | 3.05 |
| BB/9 | 2.71 | 1.97 |
PIV Comparison
By PIV (Player Impact Value), Lefty Grove outpaces Jack Quinn 81,321 to 38,930 — a gap driven primarily by per-season impact (4,784 vs 1,622 per year). PIV adjusts each season to league baselines, so it's the cleanest way to compare careers across eras.
Peak Seasons
The best single seasons each player produced, ranked by ERA among qualified workloads (120+ innings).
Lefty Grove — top 3 seasons by ERA (lower is better)
Jack Quinn — top 3 seasons by ERA (lower is better)
Verdict
On the head-to-head card, Lefty Grove leads in wins, strikeouts, ERA, and WHIP, while Jack Quinn owns no headline categories. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Lefty Grove. PIV agrees: Lefty Grove grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.