Besiktas Istanbul vs Olympiacos Piraeus prediction
EuroLeague · Wednesday, 28 October 2026, 17:30 UK
Olympiacos Piraeus are slight favourites at 63% (Besiktas Istanbul 37%). Projected score BES 85-89 OLY: OLY by about 4, 175 points in total. OLY -4.5: 48%. Over 175.5: 48%.
By ProbaPredict Data Desk · published 26 Oct 2026. Updated 26 Oct 2026, 22:32 UK; frozen at tip-off. Generated by our statistical model, not a tipster. How the model works.
What the numbers show
- Piraeus rate 7.3 points per game better on our numbers (net +6.7 against −0.5), the biggest input in the prediction.
- Points should come easily: between them these teams score and concede 6.4 points more than an average pairing, which lifts the projected total.
- Piraeus are 4-1 on the road this season.
The inputs where these teams differ most. The model weighs all of them together.
Winner
Besiktas Istanbul 37% (fair odds 2.72)
Olympiacos Piraeus 63% (fair odds 1.58)
Overtime included. Chance of overtime: 5%.
Handicap (OLY)
- OLY -4.548%
- OLY -9.531%
Chance OLY wins by more than the line. Projected margin 4.
Total points
- Over 165.571%
- Over 170.560%
- Over 175.548%
- Over 180.535%
- Over 185.525%
Projected 175, overtime included.
EuroLeague table
| # | Team | GP | W | L | PF | PA | Win % |
|---|---|---|---|---|---|---|---|
| 1 | Panathinaikos AKTOR Athens | 7 | 6 | 1 | 613 | 517 | .857 |
| 2 | Fenerbahce Tarfin Istanbul | 7 | 6 | 1 | 565 | 508 | .857 |
| 3 | Valencia Basket | 7 | 5 | 2 | 694 | 642 | .714 |
| 4 | Olympiacos Piraeus | 7 | 5 | 2 | 650 | 603 | .714 |
| 5 | Hapoel IBI Tel Aviv | 7 | 5 | 2 | 630 | 601 | .714 |
| 6 | Dubai Basketball | 7 | 5 | 2 | 597 | 584 | .714 |
| 7 | Real Madrid | 7 | 4 | 3 | 667 | 630 | .571 |
| 8 | Crvena Zvezda Meridianbet Belgrade | 7 | 4 | 3 | 567 | 542 | .571 |
| 9 | FC Barcelona | 7 | 4 | 3 | 631 | 619 | .571 |
| 10 | Virtus Bologna | 7 | 4 | 3 | 606 | 608 | .571 |
| 11 | Partizan Mozzart Bet Belgrade | 7 | 4 | 3 | 551 | 553 | .571 |
| 12 | Zalgiris Kaunas | 7 | 3 | 4 | 595 | 602 | .429 |
| 13 | Anadolu Efes Istanbul | 7 | 3 | 4 | 581 | 590 | .429 |
| 14 | Besiktas Istanbul | 7 | 3 | 4 | 634 | 644 | .429 |
| 15 | Maccabi Rapyd Tel Aviv | 7 | 2 | 5 | 608 | 653 | .286 |
| 16 | FC Bayern Munich | 7 | 2 | 5 | 612 | 659 | .286 |
| 17 | LDLC ASVEL Villeurbanne | 7 | 2 | 5 | 612 | 677 | .286 |
| 18 | Paris Basketball | 7 | 1 | 6 | 597 | 649 | .143 |
| 19 | Armani Olimpia Milan | 7 | 1 | 6 | 585 | 648 | .143 |
| 20 | Kosner Baskonia Vitoria-Gasteiz | 7 | 1 | 6 | 583 | 649 | .143 |
Besiktas Istanbul: last 6 games this season
| Date | Teams | Q1 | Q2 | Q3 | Q4 | Final |
|---|---|---|---|---|---|---|
| 22 Oct2026 | Anadolu Efes Istanbul vs Besiktas Istanbul | 2917 | 2819 | 1124 | 2120 | 89 80 |
| 16 Oct2026 | Besiktas Istanbul vs FC Bayern Munich | 2617 | 2718 | 1623 | 2629 | 95 87 |
| 14 Oct2026 | Hapoel IBI Tel Aviv vs Besiktas Istanbul | 2218 | 2121 | 3216 | 2527 | 100 82 |
| 09 Oct2026 | Kosner Baskonia Vitoria-Gasteiz vs Besiktas Istanbul | 2028 | 3121 | 2024 | 1319 | 84 92 |
| 02 Oct2026 | Besiktas Istanbul vs FC Barcelona | 1725 | 2327 | 2225 | 2018 | 82 95 |
| 30 Sept2026 | Maccabi Rapyd Tel Aviv vs Besiktas Istanbul | 1927 | 2725 | 1726 | 3031 | 93 109 |
Won 3 (50%)Lost 3 (50%)
Olympiacos Piraeus: last 6 games this season
| Date | Teams | Q1 | Q2 | Q3 | Q4 | OT | Final |
|---|---|---|---|---|---|---|---|
| 23 Oct2026 | Olympiacos Piraeus vs Fenerbahce Tarfin Istanbul | 208 | 1416 | 1521 | 1219 | 61 64 | |
| 16 Oct2026 | FC Barcelona vs Olympiacos Piraeus | 3026 | 1731 | 1920 | 2615 | 813 | 100 105 |
| 13 Oct2026 | Valencia Basket vs Olympiacos Piraeus | 3117 | 2817 | 1225 | 1931 | 712 | 97 102 |
| 09 Oct2026 | Olympiacos Piraeus vs Anadolu Efes Istanbul | 2616 | 915 | 2718 | 2717 | 89 66 | |
| 01 Oct2026 | Virtus Bologna vs Olympiacos Piraeus | 3330 | 1620 | 2620 | 2124 | 96 94 | |
| 29 Sept2026 | Zalgiris Kaunas vs Olympiacos Piraeus | 2421 | 2023 | 1920 | 2829 | 91 93 |
Won 4 (67%)Lost 2 (33%)
Besiktas Istanbul at home
| Date | Teams | Q1 | Q2 | Q3 | Q4 | Final |
|---|---|---|---|---|---|---|
| 16 Oct2026 | Besiktas Istanbul vs FC Bayern Munich | 2617 | 2718 | 1623 | 2629 | 95 87 |
| 02 Oct2026 | Besiktas Istanbul vs FC Barcelona | 1725 | 2327 | 2225 | 2018 | 82 95 |
| 25 Sept2026 | Besiktas Istanbul vs Valencia Basket | 2728 | 2426 | 2027 | 2315 | 94 96 |
Won 1 (33%)Lost 2 (67%)
Olympiacos Piraeus on the road
| Date | Teams | Q1 | Q2 | Q3 | Q4 | OT | Final |
|---|---|---|---|---|---|---|---|
| 16 Oct2026 | FC Barcelona vs Olympiacos Piraeus | 3026 | 1731 | 1920 | 2615 | 813 | 100 105 |
| 13 Oct2026 | Valencia Basket vs Olympiacos Piraeus | 3117 | 2817 | 1225 | 1931 | 712 | 97 102 |
| 01 Oct2026 | Virtus Bologna vs Olympiacos Piraeus | 3330 | 1620 | 2620 | 2124 | 96 94 | |
| 29 Sept2026 | Zalgiris Kaunas vs Olympiacos Piraeus | 2421 | 2023 | 1920 | 2829 | 91 93 | |
| 24 Sept2026 | Kosner Baskonia Vitoria-Gasteiz vs Olympiacos Piraeus | 2936 | 1720 | 1425 | 2925 | 89 106 |
Won 4 (80%)Lost 1 (20%)
Next games
Besiktas Istanbul
- 30 Octat Virtus BolognaVIR 56%
- 06 Novvs Zalgiris Kaunas
- 13 Novat LDLC ASVEL Villeurbanne
Olympiacos Piraeus
- 30 Octvs Armani Olimpia MilanOLY 88%
- 06 Novvs Crvena Zvezda Meridianbet Belgrade
- 12 Novvs Dubai Basketball
Frequently asked questions
- Who will win Besiktas Istanbul vs Olympiacos Piraeus?
- Our model makes Olympiacos Piraeus slight favourites at 63%, with a projected score of BES 85-89 OLY.
- What is the handicap prediction?
- OLY -4.5 covers 48% of the time on our numbers; OLY is projected to win by about 4.
- Over or under?
- We project 175 total points including overtime. Over 175.5: 48%; under: 52%.
More EuroLeague games
Probabilities, not promises: a 70% favourite still loses about three games in ten. For information only, not betting advice. 18+. If gambling stops being fun, get help.