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Thunder vs Spurs Game 4 features Oklahoma City seeking a 3–1 lead as San Antonio fights to even the Western Conference Finals.

Thunder vs Spurs Game 4: Prediction, Preview, Odds

Sunday evening NBA Western Conference playoff action, and we will see the Oklahoma City Thunder tangle with the San Antonio Spurs in Game 4 of their best-of-seven series. After losing Game 1, the Thunder have stormed back to win the last two, including taking Game 3 by a score of 123-108. Oklahoma City is now 10-1 in the postseason, as they continue their march towards another possible title. The Spurs, meanwhile, are 9-5 in the playoffs. Can San Antonio bounce back? Read on to see my Thunder vs Spurs prediction.

Thunder vs Spurs Game 4: Preview, Prediction, Odds

Current Odds

San Antonio -2.5; Over/Under 218.5

Oklahoma City Thunder

Oklahoma City enters Game 4 playing with the confidence of a team that has rediscovered its postseason identity. The Thunder controlled Game 3 with a win built on pace, spacing and a deep rotation that overwhelmed San Antonio’s defense. Shai Gilgeous‑Alexander finished with 26 points and 12 assists, but the night belonged to the supporting cast. Jared McCain erupted for 24 points on 10‑for‑21 shooting, Alex Caruso added 15 points with three threes, and Jaylin Williams delivered 18 points on 5‑for‑7 shooting while hitting five threes.

Oklahoma City’s bench completely flipped the game, outscoring San Antonio’s reserves 76-23, a margin that broke the Spurs’ rhythm and kept pressure on their starters. The Thunder hit 17 threes, shot 48 percent overall, and moved the ball for 29 assists. They are averaging 120.9 points per game in the playoffs, the highest mark of any remaining team.

Defensively, the Thunder tightened up after a shaky first quarter and held the Spurs to 42 percent shooting. Their rotations were sharper, and they forced 15 turnovers, which helped fuel transition opportunities. Chet Holmgren’s length disrupted drives, and the guards pressured the ball far better than they did in Game 1. Oklahoma City has allowed just 107.3 points per game in the playoffs and continues to win the possession battle with active hands and disciplined closeouts. They also held San Antonio to 13‑for‑41 shooting from deep, a key factor in preventing the Spurs from building momentum. Their ability to adjust defensively has been one of the defining traits of this postseason run.

For the Thunder to take a 3-1 lead, they must continue leveraging their depth and maintain the ball movement that broke Game 3 open. Their spacing has created consistent driving lanes, and their bench has outplayed San Antonio’s group throughout the series. The Thunder also need to maintain the pace, as the Spurs struggle to match their tempo when the game opens up. With Gilgeous‑Alexander orchestrating and multiple shooters in rhythm, the Thunder have the tools to control stretches again. If they stay disciplined defensively and avoid foul trouble inside, they can put real pressure on the Spurs heading back home.

San Antonio Spurs

San Antonio heads into Game 4 needing a strong response after a loss where they struggled to match Oklahoma City’s pace and depth. Victor Wembanyama continued his outstanding postseason with 26 points, eight rebounds, and two blocks, and he now averages 22.4 points and 11.7 rebounds in the playoffs. Devin Vassell added 20 points and hit three threes, while De’Aaron Fox returned to score 15 points with six assists. Stephon Castle finished with 14 points but shot just 1-for-8 from the field outside of free throws. The Spurs simply couldn’t keep up with the Thunder’s perimeter efficiency. San Antonio enters Game 4 with an average of 116.4 points in the postseason, but their offense has been uneven in this matchup.

Defensively, the Spurs struggled to contain the Thunder’s spacing and ball movement, allowing 17 made threes and 29 assists. Their closeouts were late, and they gave up too many clean looks to shooters who were already in rhythm. Wembanyama protected the rim well, but OKC repeatedly forced switches and attacked mismatches, pulling San Antonio out of its structure. The Spurs have allowed 106.2 points per game in the playoffs, but this series has pushed them into more scramble situations than they prefer. They also lost the rebounding battle and couldn’t generate enough stops to slow the Thunder’s momentum. Their defensive identity must tighten if they want to avoid trailing 3-1.

For San Antonio to even the series, it must control the tempo and avoid getting dragged into Oklahoma City’s preferred pace. The Spurs’ best stretches came when they slowed the game, worked through Wembanyama, and forced the Thunder into half‑court possessions. Castle has averaged 19.6 points in the postseason and remains a key secondary scorer, while Vassell’s 13.7‑point average gives them needed spacing. Fox’s ability to pressure defenses off the dribble is also critical as he continues to work back into rhythm. If the Spurs limit turnovers, win the glass, and keep the game in a more methodical flow, they can put themselves in position to push this series back to Oklahoma City tied.

Predictions

Thunder +2.5 lines up with the way this matchup has shifted over the last two games, especially after Oklahoma City handled the same fully healthy Spurs roster by 15 points in Game 3. The Thunder have shown they can dictate tempo on the road, and their depth has repeatedly tilted the series in their favor. That advantage becomes even more meaningful in a playoff setting where rotations shorten and bench production often decides momentum. Oklahoma City has also played with far more stability late in games, and that composure tends to travel. With the Thunder carrying the sharper overall form, taking the points makes sense in a matchup that has leaned their direction since the opener.

The Over 218.5 also fits the way these teams have played, not just recently but across the entire season series. The last two games produced 135 and 131 combined points, and the eight meetings this year have averaged 223.3 points. Both offenses have found consistent rhythm in this matchup, and neither team has shown the ability to string together long defensive stretches without breakdowns. Oklahoma City’s pace has increased as the series has progressed, and San Antonio’s best scoring runs have come when they push early in the clock. Even modest shooting efficiency from both sides keeps this total in range.

Together, the side and total point toward a game shaped by pace, depth and offensive flow rather than half‑court grind. Oklahoma City’s ability to generate scoring from multiple sources keeps them competitive in any tempo, while San Antonio’s reliance on rhythm scoring pushes the game upward as well. The Thunder should stay within range throughout, and the scoring profile of this matchup supports another high‑possession night. With that combination, Thunder +2.5 and Over 218.5 align cleanly for Game 4.

Final Predictions: Oklahoma City +2.5 & Over 218.5

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About David Hess

David Hess is a basketball writer for LWOS with a primary focus on college hoops and WNBA, specializing in prediction‑based analysis and matchup breakdowns. With more than 25 years of handicapping experience and a long track record covering CBB at a high level, he brings a sharp analytical approach, clear communication, and a deep understanding of team tendencies, metrics, and situational angles. His work blends data, intuition, and experience to deliver confident, well‑reasoned college basketball predictions throughout the season.