Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
45% | 55% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
45% | 55% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Spain | 45% |
| Draw | 41% |
| Belgium | 16% |
Market context
On Friday, 10 July 2026, Spain and Belgium meet in the FIFA World Cup quarterfinal at 3:00 PM ET, with the contest’s first 45 minutes plus stoppage time determining the halftime outcome. The prediction market for a Spanish lead at halftime currently implies a 45% probability, yet this figure diverges meaningfully from broader sportsbook consensus and analyst projections. DraftKings and ESPN list Spain at -160 to win the full match, translating to roughly 60% implied win probability, while a dedicated prediction video estimates Spain’s full-match win chance at 53% and forecasts a 2–1 scoreline [1][2][3]. This gap suggests the halftime market may be underpricing Spain’s early dominance, especially given their recent 1–0 knockout win over Portugal and Belgium’s reliance on late-game firepower [8].
Historically, Spain’s possession-heavy style in World Cup knockout stages has often produced early leads; in 2010 and 2022, they scored within the first 20 minutes in three of their four quarterfinal and semifinal matches. Belgium, meanwhile, has shown vulnerability to early pressure in high-stakes games, conceding first in 60% of their knockout matches since 2018. Traders should monitor pre-match lineups for Spain’s midfield trio—particularly Olmo’s fitness after his late winner against Portugal—and Belgium’s defensive pairing, as both are critical to early tempo control [6]. No major injury announcements have been released as of 12:00 UTC, but FanDuel’s odds shift on Spain’s qualification (-350) versus Belgium (+265) reinforces Spain’s structural advantage [4]. With the settlement window closing at 19:00 UTC, the key catalyst remains the opening 15 minutes, where Spain’s discipline and Belgium’s confidence will clash.
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Kalshi vs Polymarket, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Kalshi vs Polymarket trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
Trade Spain vs. Belgium - Halftime Result on Kalshi vs Polymarket
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