| Spread | Total | ML | Best ML | |
|---|---|---|---|---|
Portugal | -1.5 — | O 0.5 — | 0% | — |
Spain | +1.5 — | U 0.5 — | 100% | 100% Polymarket |
Draw | — | — | 0% | — |


| Spread | Total | Moneyline | Best ML | |
|---|---|---|---|---|
Portugal | -1.5 — | O 0.5 — | 0% | — |
Spain | +1.5 — | U 0.5 — | 100% | 100% Polymarket |
Draw | — | — | 0% | — |
Spain is the 51c moneyline favorite over Portugal at 29.5c, with the draw at 27c, on the July 6 World Cup Round of 16 board that has drawn roughly $4.6M in cross-platform volume across Kalshi and Polymarket. Kalshi runs a tight linked three-way book that sums to 102%, while Polymarket's independent binaries oversum to 113%, so the 11c gap on Portugal (24c Kalshi, 35c Polymarket) is largely a vig artifact rather than free value. The live board above carries current prices; the Iberian derby kicks off at 3 p.m. ET at AT&T Stadium in Arlington, Texas.
Portugal and Spain meet in a World Cup Round of 16 knockout at AT&T Stadium in Arlington, Texas, an all-Iberian tie between two sides that arrived in strong form. Spain enters unbeaten across its last five (WWWDW), and Portugal has dropped only draws over the same stretch (WDWDW). The market reads Spain as the clear side without pricing Portugal out: Spain sits at 51c on the moneyline, Portugal at 29.5c, and the draw at 27c on a board carrying roughly $4.6M in combined Kalshi and Polymarket volume.
The three-way moneyline has Spain at 51c (51c Kalshi, 51c Polymarket), Portugal at 29.5c (24c Kalshi, 35c Polymarket), and the draw at 27c (27c on both platforms). The spread ladder frames a one-goal game as the base case: Spain to win by 2 or more (a -1.5 line) trades at 27c, Spain -2.5 falls to 11.5c, and Portugal -1.5 sits at just 9c. On the total, Over 2.5 goals is 55c and Over 3.5 drops to 32c, so the board centers on a 2-to-3 goal match, with Under 2.5 implied at 45c. Both teams to score is priced at 59.5c. Team totals reinforce the edge: Spain over 1.5 goals is 52.5c against Portugal over 1.5 at 31.5c, and Spain is 59c to score first versus Portugal at 36.5c.
The only line where Kalshi and Polymarket visibly diverge is Portugal, 24c on Kalshi against 35c on Polymarket. That 11c gap is not a value signal, it is a book-structure artifact. Kalshi prices the three outcomes as one linked market that sums to 102%, close to a fair book. Polymarket lists each outcome as an independent binary, and those binaries sum to 113%, so every side carries extra overround. After removing the vig, Kalshi implies Spain 50.0%, Portugal 23.5%, and the draw 26.5%, while Polymarket implies Spain 45.1%, Portugal 31.0%, and the draw 23.9%. Normalized, the platforms disagree by roughly 7 points on Portugal rather than the 11c the raw prices suggest, with Polymarket leaning slightly more toward the underdog. The takeaway is a directional lean, not an arbitrage.
Spain's attack anchors the prop board. Lamine Yamal to score or assist is the top price at 58c, with his 1+ goal contract at 38c. Mikel Oyarzabal follows at 52c to score or assist and 41c for 1+ goal, and Dani Olmo and Pedri each sit at 27c to 30c to score or assist. Portugal's output runs through Cristiano Ronaldo, priced at 41c to score or assist and 37c for 1+ goal, with Bruno Fernandes at 30c and Vitinha at 18c to score or assist. The gap between Spain's leading prop (Yamal 58c) and Portugal's (Ronaldo 41c) tracks the same lean as the moneyline and the team totals.
The three-way moneyline settles on the result after 90 minutes of regulation on July 6, 2026: Spain to win, Portugal to win, or the draw contract if the score is level. Because this is a knockout tie, a regulation draw sends the game to extra time and possibly penalties, and those are priced as separate markets, extra time at 26c and a penalty shootout at 17c. Spread and total contracts settle on the final regulation score. All contracts pay $1 per winning share and resolve on the platforms once the match is official.
Spain moneyline strength: Spain is the 51c favorite (51c Kalshi, 51c Polymarket) against Portugal at 29.5c and the draw at 27c.
Cross-platform vig: Kalshi's linked three-way book sums to 102% while Polymarket's binaries sum to 113%, so Portugal's 11c gap is mostly overround, not value.
Goal environment: Over 2.5 goals at 55c and both teams to score at 59.5c point to a tight, mid-scoring knockout, with Under 2.5 at 45c.
Star output: Lamine Yamal to score or assist at 58c leads the prop board; Cristiano Ronaldo sits at 41c to score or assist and 37c for 1+ goal.
Knockout tail: Extra time is priced at 26c and a penalty shootout at 17c, both separate from the 90-minute three-way result.
For the full slate and cross-platform prices, browse the live prediction markets hub and the broader sports board. This page is maintained by the Genius Staff desk, which tracks World Cup pricing across Kalshi and Polymarket through the knockout rounds.
Resolves on the result of Portugal versus Spain after 90 minutes of regulation on July 6, 2026, at AT&T Stadium in Arlington, Texas. The three-way moneyline settles to Spain, Portugal, or the draw based on the regulation score; each contract pays $1 per share and all other contracts resolve to $0. Because this is a World Cup Round of 16 knockout, a level score after regulation sends the tie to extra time and, if needed, a penalty shootout, both of which are priced and settled as separate markets. Spread and total contracts settle on the final regulation score. Markets resolve on Kalshi and Polymarket once the match is official; a postponement past the scheduled date follows each platform's void and rescheduling rules.
As of July 6, 2026, Spain is the 51c moneyline favorite, Portugal is 29.5c (24c on Kalshi, 35c on Polymarket), and the draw is 27c. Spain -1.5 trades at 27c and Over 2.5 goals is 55c. The live board above shows the latest cross-platform prices.
It resolves on the July 6, 2026 result after 90 minutes of regulation at AT&T Stadium in Arlington, Texas. A regulation draw resolves the draw contract, while extra time (26c) and a penalty shootout (17c) settle as separate markets.
The match trades on both Kalshi and Polymarket, with roughly $4.6M in combined volume across the two platforms. Kalshi runs a linked three-way book and Polymarket lists each outcome as an independent binary.
Spain is the favorite at 51c, which devigs to about a 50% chance on Kalshi and 45% on Polymarket. Portugal is the underdog at 29.5c and the draw sits at 27c on this Round of 16 board.
Watch the Portugal moneyline, where Kalshi (24c) and Polymarket (35c) diverge most; after removing each book's overround the gap narrows to about 7 points. Also track Spain's team total (over 1.5 at 52.5c) and the Yamal score-or-assist prop at 58c.