Dan Haren vs Johan Santana: Career Stats Comparison
Dan Haren (2003–2015) and Johan Santana (2000–2012) — both came up during the 2000s, so the matchup is a direct one. Dan Haren compiled 153 wins and 2,013 strikeouts; Johan Santana put up 139 wins and 1,988 strikeouts. The numbers below run them through identical career and rate-stat lenses.
Dan Haren
Johan Santana
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 | Dan Haren | Johan Santana |
|---|---|---|
| Wins | 153 | 139 |
| Losses | 131 | 78 |
| Games | 391 | 360 |
| Games Started | 380 | 284 |
| Complete Games | 16 | 15 |
| Shutouts | 6 | 10 |
| Saves | 1 | 1 |
| Strikeouts | 2,013 | 1,988 |
| Walks | 500 | 567 |
| Hits Allowed | 2,357 | 1,726 |
| Home Runs Allowed | 305 | 220 |
| Innings Pitched | 2,419 | 2,025 |
| ERA | 3.75 | 3.20 |
| WHIP | 1.18 | 1.13 |
| K/9 | 7.49 | 8.83 |
| BB/9 | 1.86 | 2.52 |
PIV Comparison
By PIV (Player Impact Value), Johan Santana outpaces Dan Haren 48,732 to 24,951 — a gap driven primarily by per-season impact (4,061 vs 1,663 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).
Dan Haren — top 3 seasons by ERA (lower is better)
Johan Santana — top 3 seasons by ERA (lower is better)
Verdict
On the head-to-head card, Johan Santana leads in ERA, WHIP, and K/9, while Dan Haren owns wins, strikeouts, and innings pitched. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Johan Santana. PIV agrees: Johan Santana grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.