Records since the 1968 season.
| Matchup | Record | Win % | Vs Expected | Games |
|---|---|---|---|---|
| Senators Canadiens | 89-92-5 | 49.2% | -0.6 | 186 |
| Senators Sabres | 80-94-10 | 46.0% | -9.8 | 184 |
| Senators Maple Leafs | 89-89-3 | 50.0% | +0.2 | 181 |
| Senators Bruins | 67-95-8 | 41.4% | -10.1 | 170 |
| Senators Penguins | 58-80-9 | 42.0% | -6.7 | 147 |
| Senators Devils | 54-73-5 | 42.5% | -5.8 | 132 |
| Senators Lightning | 72-54-2 | 57.1% | +8.9 | 128 |
| Senators Hurricanes | 47-71-8 | 39.8% | -14.6 | 126 |
| Senators Rangers | 65-58-3 | 52.8% | +6.6 | 126 |
| Senators Flyers | 61-56-8 | 52.1% | +2.4 | 125 |
| Senators Panthers | 60-57-3 | 51.3% | -0.3 | 120 |
| Senators Islanders | 64-44-11 | 59.3% | +2.1 | 119 |
| Senators Capitals | 50-63-5 | 44.2% | -4.3 | 118 |
| Senators Jets | 45-45-3 | 50.0% | -3.0 | 93 |
| Senators Red Wings | 34-38-1 | 47.2% | +0.3 | 73 |
| Senators Canucks | 25-37-2 | 40.3% | -4.6 | 64 |
| Senators Flames | 31-29-4 | 51.7% | +1.1 | 64 |
| Senators Avalanche | 20-39-4 | 33.9% | -5.4 | 63 |
| Senators Oilers | 24-35-4 | 40.7% | -6.1 | 63 |
| Senators Ducks | 20-29-3 | 40.8% | -5.5 | 52 |
| Senators Stars | 22-28 | 44.0% | +0.7 | 50 |
| Senators Kings | 16-31-2 | 34.0% | -6.9 | 49 |
| Senators Blues | 20-26-2 | 43.5% | -0.5 | 48 |
| Senators Sharks | 24-20-4 | 54.5% | +0.1 | 48 |
| Senators Blue Jackets | 25-20-2 | 55.6% | +1.1 | 47 |
| Senators Blackhawks | 13-32-2 | 28.9% | -9.7 | 47 |
| Senators Mammoth | 23-19-1 | 54.8% | +0.6 | 43 |
| Senators Predators | 18-21 | 46.2% | -1.0 | 39 |
| Senators Wild | 16-18-1 | 47.1% | -0.6 | 35 |
| Senators Golden Knights | 4-12 | 25.0% | -2.3 | 16 |
| Senators Kraken | 7-3 | 70.0% | +1.9 | 10 |
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