United States vs. Belgium

Platform comparison

Market context

On Monday, 6 July 2026, the United States men’s national team will face Belgium in the FIFA World Cup round of 16 at Lumen Field in Seattle, with a quarterfinal berth on the line. The match is set for 8 p.m. ET, broadcast on Fox and Telemundo, and represents a critical test for Mauricio Pochettino’s squad as they seek to overcome a familiar rival.

Historically, the U.S. has struggled in this stage, advancing just once in five attempts, while Belgium’s recent resilience—evidenced by their extra-time comeback against Senegal—suggests a team capable of defying odds. Prior to the tournament, Belgium would have been favoured, but the U.S.’s tournament progress and Belgium’s defensive vulnerabilities have narrowed the gap, aligning with the current 36% YES implied probability on prediction markets. This divergence from pre-tournament expectations mirrors similar shifts seen in other World Cup contracts where early performance reshapes odds.

Traders should monitor final squad announcements, particularly regarding key defenders and midfielders, as well as any late injury updates from the U.S. warm-up loss to Belgium (5–2 on 28 March), which exposed defensive frailties. Recent coverage from The Athletic notes that both teams are listed at -110 to advance, indicating sportsbooks view this as a coinflip, while prediction markets lean slightly against the U.S. deeper run. Analyst consensus remains cautious, with the U.S. priced at +320 to reach the quarterfinals, reflecting less than a 25% chance of progression beyond this stage.

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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 PolyGram, which mirrors the Polymarket order book directly.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

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.

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.