Tommy John vs Sandy Koufax: Career Stats Comparison
Tommy John (1963–1989) and Sandy Koufax (1955–1966) — breaking in during the 1960s and the 1950s respectively, so they pitched against very different hitting environments. Tommy John compiled 288 wins and 2,245 strikeouts; Sandy Koufax put up 165 wins and 2,396 strikeouts. The numbers below run them through identical career and rate-stat lenses.
Tommy John
Sandy Koufax
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 | Tommy John | Sandy Koufax |
|---|---|---|
| Wins | 288 | 165 |
| Losses | 231 | 87 |
| Games | 760 | 397 |
| Games Started | 700 | 314 |
| Complete Games | 162 | 137 |
| Shutouts | 46 | 40 |
| Saves | 4 | 9 |
| Strikeouts | 2,245 | 2,396 |
| Walks | 1,259 | 817 |
| Hits Allowed | 4,783 | 1,754 |
| Home Runs Allowed | 302 | 204 |
| Innings Pitched | 4,710 | 2,324 |
| ERA | 3.34 | 2.76 |
| WHIP | 1.28 | 1.11 |
| K/9 | 4.29 | 9.28 |
| BB/9 | 2.41 | 3.16 |
PIV Comparison
By PIV (Player Impact Value), Sandy Koufax outpaces Tommy John 63,020 to 39,802 — a gap driven primarily by per-season impact (5,252 vs 1,422 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).
Tommy John — top 3 seasons by ERA (lower is better)
Sandy Koufax — top 3 seasons by ERA (lower is better)
Verdict
On the head-to-head card, Sandy Koufax leads in strikeouts, ERA, WHIP, and K/9, while Tommy John owns wins and innings pitched. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Sandy Koufax. PIV agrees: Sandy Koufax grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.