Harvey Haddix vs Curt Simmons: Career Stats Comparison
Harvey Haddix (1952–1965) and Curt Simmons (1947–1967) — breaking in during the 1950s and the 1940s respectively, so they pitched against very different hitting environments. Harvey Haddix compiled 136 wins and 1,575 strikeouts; Curt Simmons put up 193 wins and 1,697 strikeouts. The numbers below run them through identical career and rate-stat lenses.
Harvey Haddix
Curt Simmons
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 | Harvey Haddix | Curt Simmons |
|---|---|---|
| Wins | 136 | 193 |
| Losses | 113 | 183 |
| Games | 453 | 569 |
| Games Started | 285 | 462 |
| Complete Games | 99 | 163 |
| Shutouts | 20 | 36 |
| Saves | 21 | 5 |
| Strikeouts | 1,575 | 1,697 |
| Walks | 601 | 1,063 |
| Hits Allowed | 2,154 | 3,313 |
| Home Runs Allowed | 240 | 255 |
| Innings Pitched | 2,235 | 3,348 |
| ERA | 3.63 | 3.54 |
| WHIP | 1.23 | 1.31 |
| K/9 | 6.34 | 4.56 |
| BB/9 | 2.42 | 2.86 |
PIV Comparison
By PIV (Player Impact Value), Harvey Haddix edges Curt Simmons 32,941 to 32,211 — a gap driven primarily by per-season impact (2,196 vs 1,400 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).
Harvey Haddix — top 3 seasons by ERA (lower is better)
Curt Simmons — top 3 seasons by ERA (lower is better)
Verdict
On the head-to-head card, Curt Simmons leads in wins, strikeouts, ERA, and innings pitched, while Harvey Haddix owns WHIP and K/9. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Curt Simmons. Note that PIV actually grades Harvey Haddix ahead, which means Curt Simmons's edge is partly volume. Click through to each profile for the full season-by-season breakdown.