Records since the 1969 season.
| Matchup | Record | Win % | Vs Expected | Games |
|---|---|---|---|---|
| Pirates Cardinals | 437-511-7 | 46.1% | -9.5 | 913 |
| Pirates Cubs | 484-464-4 | 51.1% | +10.0 | 907 |
| Pirates Reds | 396-439 | 47.4% | -4.6 | 801 |
| Pirates Nationals | 348-322 | 51.9% | +5.3 | 636 |
| Pirates Mets | 320-340-5 | 48.5% | -10.9 | 624 |
| Pirates Phillies | 341-326-1 | 51.1% | +6.0 | 616 |
| Pirates Astros | 288-307 | 48.4% | +3.8 | 578 |
| Pirates Dodgers | 226-310-3 | 42.2% | -21.6 | 522 |
| Pirates Braves | 257-282 | 47.7% | -3.6 | 519 |
| Pirates Giants | 256-268-3 | 48.9% | -3.6 | 507 |
| Pirates Padres | 276-247-3 | 52.8% | +0.2 | 494 |
| Pirates Brewers | 202-259-6 | 43.8% | -14.9 | 447 |
| Pirates Rockies | 129-117 | 52.4% | +7.1 | 238 |
| Pirates Marlins | 128-110-3 | 53.8% | +9.2 | 235 |
| Pirates Diamondbacks | 80-107 | 42.8% | -7.2 | 182 |
| Pirates Tigers | 49-43-6 | 53.3% | +1.5 | 87 |
| Pirates Guardians | 28-32 | 46.7% | +2.5 | 58 |
| Pirates White Sox | 24-27-3 | 47.1% | -1.5 | 52 |
| Pirates Twins | 23-28 | 45.1% | -1.2 | 49 |
| Pirates Royals | 22-26-3 | 45.8% | -4.3 | 49 |
| Pirates Orioles | 23-26 | 46.9% | +0.9 | 46 |
| Pirates Rangers | 13-21 | 38.2% | -2.6 | 31 |
| Pirates Rays | 13-17 | 43.3% | -0.8 | 28 |
| Pirates Athletics | 11-19 | 36.7% | -3.0 | 28 |
| Pirates Angels | 13-14-3 | 48.1% | -0.8 | 28 |
| Pirates Yankees | 11-20 | 35.5% | -1.2 | 28 |
| Pirates Blue Jays | 11-19 | 36.7% | -1.8 | 28 |
| Pirates Mariners | 11-18 | 37.9% | -2.5 | 27 |
| Pirates Red Sox | 13-14-3 | 48.1% | +0.2 | 27 |
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