Andy Pettitte vs Mariano Rivera: Career Stats Comparison
Andy Pettitte (1995–2013) and Mariano Rivera (1995–2013) — both came up during the 1990s, so the matchup is a direct one. Andy Pettitte compiled 256 wins and 2,448 strikeouts; Mariano Rivera put up 82 wins and 1,173 strikeouts. The numbers below run them through identical career and rate-stat lenses.
Andy Pettitte
Mariano Rivera
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 | Andy Pettitte | Mariano Rivera |
|---|---|---|
| Wins | 256 | 82 |
| Losses | 153 | 60 |
| Games | 531 | 1,115 |
| Games Started | 521 | 10 |
| Complete Games | 26 | 0 |
| Shutouts | 4 | 0 |
| Saves | 0 | 652 |
| Strikeouts | 2,448 | 1,173 |
| Walks | 1,031 | 286 |
| Hits Allowed | 3,448 | 998 |
| Home Runs Allowed | 288 | 71 |
| Innings Pitched | 3,316 | 1,283 |
| ERA | 3.85 | 2.21 |
| WHIP | 1.35 | 1.00 |
| K/9 | 6.64 | 8.22 |
| BB/9 | 2.80 | 2.01 |
PIV Comparison
By PIV (Player Impact Value), Andy Pettitte leads Mariano Rivera 57,293 to 52,571 — a gap driven primarily by per-season impact (3,183 vs 2,767 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).
Andy Pettitte — top 3 seasons by ERA (lower is better)
Mariano Rivera — top 0 seasons by ERA (lower is better)
Verdict
On the head-to-head card, Andy Pettitte leads in wins, strikeouts, and innings pitched, while Mariano Rivera owns ERA, WHIP, and K/9. That doesn't settle the era debate, but on the raw scoreboard the edge goes to Andy Pettitte. PIV agrees: Andy Pettitte grades out higher across their careers. Click through to each profile for the full season-by-season breakdown.