World Cup 2026: Portugal vs Spain Odds, Best Bets & Prediction

Betway odds, up to date at the time of writing and subject to change without notice.

Portugal and Spain renew one of football's most iconic rivalries in the Round of 16 of this 2026 FIFA World Cup, with similar attacking output on both sides (eight goals scored each), but starkly different defensive records: zero goals conceded for Spain against two for Portugal. The winner advances to the quarter-finals.

Portugal showed their resilience against Croatia with a dramatic late turnaround: trailing 0-1, Ronaldo levelled from the penalty spot in the 68th minute before Goncalo Ramos headed in the winner deep in stoppage time for a 2-1 victory. Spain, meanwhile, dismantled Austria 3-0 with a clinical display built on Oyarzabal's brace and full tactical control.

Spain to Win: -115

Spain are the only side in this tournament yet to concede a goal across four matches. Without Nico Williams (hamstring) and Yeremy Pino (fractured collarbone), the right flank is reshuffled, but Lamine Yamal and Oyarzabal retain their threat. Ronaldo, at 41, has scored three goals in this World Cup and remains a dangerous presence in the box, yet his ability to consistently beat a backline organised around Rodri is the key question. In our view, the market undervalues Spain's capacity to neutralise Portugal's transitions: we back Spain to win at -115.

Betway and 888sport odds, correct at the time of writing and subject to change without notice.

The Portuguese side

Portugal finished second in Group K behind Colombia, posting a mixed record: a 1-1 draw on matchday one against DR Congo, a commanding 5-0 win over Uzbekistan, then another draw (0-0) against Colombia. This tactical inconsistency raises real questions against a Spain side that controls tempo from first whistle to last.

Bruno Fernandes is the link between midfield and Ronaldo at the tip. When Nuno Mendes bursts forward on the left flank, he vacates space in behind that Yamal is precisely the profile to exploit on the counter. That vulnerability on the left side of Portugal's defence is their clearest threat vector, and one Spain will target early. Carry this into your betting: if Portugal's left channel is exposed, it reduces the probability of a clean sheet considerably.

Predicted Lineup Portugal (4-2-3-1): Costa; Cancelo, Dias, Antonio Silva, Mendes; Vitinha, R. Neves; B. Silva, Fernandes, Leao; Ronaldo.

The Spanish side

Four matches played, zero goals conceded: Spain's defensive record is the defining statistic of this tournament. The 4-0 win over Saudi Arabia, 3-0 over Austria, 1-0 over Uruguay, and 0-0 draw with Cape Verde confirm Rodri's stranglehold on the midfield. He dictates verticality, cuts passing lanes, and gives Spain's full-backs licence to push forward in transitions.

The absences of Nico Williams and Yeremy Pino narrow the attacking options on the flanks. Lamine Yamal, who opened his World Cup account against Saudi Arabia, and Oyarzabal, with four goals at this tournament, maintain a credible attacking threat. For bettors, Spain's defensive structure remains the most consistent data point in this tie: backing them to keep another clean sheet carries genuine value at the available prices.

Predicted Lineup Spain (4-3-3): Simon; Porro, Cubarsi, Laporte, Cucurella; Rodri, Pedri, Yamal, Olmo, Baena; Oyarzabal.

Betway and 888sport odds, correct at the time of writing

In the Nations League Final of June 2025, Portugal and Spain played out a 2-2 draw over 90 minutes before Portugal prevailed 5-3 on penalties. That encounter illustrates a psychologically balanced rivalry, though Spain's defensive discipline at this World Cup was not what they produced that day in the Nations League Final.

The market prices Spain at roughly 53% to win (odds -115) and Portugal at 24% (+280), with the draw at 25% (+250). Our estimate of 51% for Spain reflects the cumulative weight of their defensive record across four matches, an edge that is modest but consistent with the expected tactical dynamic.

The implied probability for the Over 2.5 Goals line at -115 is approximately 53%; our estimate sits in the 42-48% range, given Spain's goal-prevention record and the compact nature of a knockout fixture that incentivises both sides to be defensively sound. Portugal must produce their best attacking football to find a way through: that is the central challenge for Roberto Martinez's side.