Portland Trail Blazers vs San Antonio Spurs Predictions – NBA Playoff Preview | April 28, 2026

The San Antonio Spurs host the Portland Trail Blazers in Game 4 of their First Round series. San Antonio leads 2-1 and can take a commanding 3-1 lead at home. Neither team is dealing with injury issues.

Odds and Lines

• Moneyline: San Antonio Spurs -545 | Portland Trail Blazers +545
• Spread: SAS -12.5 | POR +12.5
• Total: 215.5
• Win Probability: SAS 61.3% | POR 38.7%

Playoff Context

San Antonio is the heavy -545 favorite at home with a 2-1 series lead. Despite Portland’s 38.7% win probability, the Trail Blazers have been competitive in this series. Portland’s shooting and individual performances – particularly from Deni Avdija – have kept them in contention.

Pace and Shooting

Both teams play at an average pace – San Antonio at 99.1 and Portland at 96.9. The 215.5 total reflects a moderately paced contest. Both teams shoot almost identically from the field (SAS 46.6% vs POR 46.4%), while San Antonio holds the three-point edge (36.6% vs 35.0%). Portland significantly outperforms from the free throw line (84.3% vs 76.3%).

Key Players and Projections

De’Aaron Fox projects at 19.6/4.1/6.0 and is the engine of the Spurs offense. Victor Wembanyama adds 15.4/5.4/1.8 and his defensive presence makes life difficult for Portland’s bigs.

Deni Avdija has been sensational for Portland. He carries a 9-game streak scoring 20+ points, averaging 27.8 over his last five. His prop line performance is staggering – he has gone OVER his PRA 35.5 line in 7 straight games with a last-5 average of 44.6. His Pts+Ast line (28.5) has been cleared in 7 consecutive games (avg 39.2).

Keldon Johnson of San Antonio has gone OVER his 7.5 points line in 12 consecutive games (avg 15.6 last 5), and his Pts+Reb combo (11.5) has been OVER in 12 straight (avg 21.8). Donovan Clingan rounds out Portland’s frontcourt with a 6-game streak with 8+ rebounds (avg 11.0 last 5).

Active Prop Streaks

• Keldon Johnson (SAS) – Pts+Reb OVER 11.5 – 12-game streak OVER | Last 5 avg 21.8
• Keldon Johnson (SAS) – Points OVER 7.5 – 12-game streak OVER | Last 5 avg 15.6
• Deni Avdija (POR) – PRA OVER 35.5 – 7-game streak OVER | Last 5 avg 44.6
• Deni Avdija (POR) – Pts+Ast OVER 28.5 – 7-game streak OVER | Last 5 avg 39.2
• Deni Avdija (POR) – Pts+Reb OVER 29.5 – 7-game streak OVER | Last 5 avg 36.6
• Deni Avdija (POR) – Points OVER 22.5 – 7-game streak OVER | Last 5 avg 31.2
• Donovan Clingan (POR) – Rebounds OVER 8.5 – 6-game streak OVER | Last 5 avg 11.4
• Deni Avdija (POR) – Rebounds UNDER 7.5 – 5-game streak UNDER | Last 5 avg 5.4
• Dylan Harper (SAS) – Rebounds OVER 2.5 – 5-game streak OVER | Last 5 avg 3.8

Prediction

San Antonio’s home advantage and the -545 line make the Spurs the clear pick, but Avdija’s individual numbers are too good to ignore for prop bettors. Clingan and Avdija give Portland a puncher’s chance. Get the full breakdown at the SAS vs POR game preview. Stack your best bets using our Bet Builder Tool and check the NBA schedule for all upcoming fixtures.