Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Robinhood Prediction Markets) Pick polygram.ink (preferred broker) |
94% | 6% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
94% | 6% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| O/U 0.5 | 94% |
| 2nd Half O/U 0.5 | 79% |
| O/U 1.5 | 78% |
| United States O/U 0.5 | 78% |
| Belgium O/U 0.5 | 76% |
| 1st Half O/U 0.5 | 73% |
| Both Teams to Score | 59% |
| O/U 2.5 | 54% |
| Team to Advance | 52% |
| United States 2nd Half O/U 0.5 | 51% |
| Belgium 2nd Half O/U 1.5 | 51% |
| United States 2nd Half O/U 1.5 | 50% |
| Belgium 2nd Half O/U 0.5 | 50% |
| United States 1st Half O/U 0.5 | 48% |
| 2nd Half O/U 1.5 | 48% |
| Belgium 1st Half O/U 0.5 | 47% |
| United States O/U 1.5 | 42% |
| Belgium O/U 1.5 | 40% |
| 1st Half O/U 1.5 | 36% |
| O/U 3.5 | 32% |
| Both Teams to Score in Second Half | 32% |
| Will the Match Go to Extra Time? | 28% |
| Both Teams to Score in First Half | 22% |
| 2nd Half O/U 2.5 | 22% |
| Belgium O/U 2.5 | 18% |
| Will the Match Go to a Penalty Shootout? | 18% |
| United States (-1.5) | 17% |
| Belgium (-1.5) | 17% |
| United States O/U 2.5 | 17% |
| O/U 4.5 | 16% |
| 1st Half O/U 2.5 | 14% |
| United States 1st Half O/U 1.5 | 14% |
| Belgium 1st Half O/U 1.5 | 13% |
| United States (-2.5) | 7% |
| Belgium (-2.5) | 7% |
| O/U 5.5 | 7% |
| O/U 6.5 | 3% |
| United States (-3.5) | 2% |
| Belgium (-3.5) | 2% |
| O/U 7.5 | 2% |
| Belgium (-4.5) | 1% |
| United States (-5.5) | 1% |
| Belgium (-5.5) | 1% |
| O/U 8.5 | 1% |
| United States (-4.5) | 0% |
Market context
The United States Men’s National Team will face Belgium in a Round of 16 FIFA World Cup match at Seattle Stadium on Monday, 6 July 2026, with kickoff set for 5 p.m. PT. This knockout game determines which side advances to the quarter-finals, and the current crowd-implied probability of 17% for “more markets” (i.e., additional betting markets beyond the standard three) reflects cautious expectations about market depth for this fixture.
Historically, US–Belgium encounters have been tightly contested but often late-decided; in their most recent World Cup warmup on 28 March 2026, Belgium won 5–2, exposing US defensive frailties, while an extra-time 2–1 Belgium victory in a prior World Cup tie also saw all goals scored after the 90-minute mark[1][3]. Such patterns suggest that while the US has shown attacking potential, their vulnerability to late goals may limit the volume of ancillary markets bookmakers are willing to offer, particularly on platforms like Kalshi or Betfair that prioritise decimal odds over implied probability and enforce stricter KYC than Polymarket or Smarkets.
Traders should monitor official squad announcements from US Soccer and Belgium’s FA, expected within 24 hours of kickoff, as well as any late changes to broadcast rights that could affect market liquidity[4]. A recent report from the Seattle Times confirms the match venue and timing, noting that all three goals in the previous US–Belgium World Cup clash came after the 90-minute mark, a detail that may influence whether bookmakers expand beyond core markets[1]. Platforms diverge notably here: Polymarket and Smarkets often offer more niche markets with lower fees and lighter KYC, whereas Kalshi and Betfair tend to limit offerings to high-liquidity events with higher compliance thresholds.
Methodology
We read United States vs. Belgium - More Markets from four platform perspectives: Polymarket (on-chain CLOB), Kalshi (CFTC-regulated exchange), Betfair Exchange (sports book exchange), Smarkets (peer-to-peer betting exchange). Polymarket's live mid is the canonical probability; the side-by-side columns benchmark fees, KYC, settlement currency and deposit rails so you can choose the venue that fits your jurisdiction and trade size.
Resolution & payout
Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). On-chain settlement clears in minutes — the fastest payout path of the four.
FAQ
- Polymarket vs Kalshi — which is better?
- Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
- What does Polymarket cost vs Kalshi?
- Polymarket: 0% fees, only Polygon network costs (~$0.01/trade). Kalshi: up to 7% per trade plus spread. For high-frequency traders, Polymarket is dramatically cheaper.
- Is Betfair a Polymarket alternative?
- Only partially. Betfair Exchange is UK-focused with a sports-betting emphasis; they have politics markets but with thinner liquidity than Polymarket. Settlement in GBP/EUR, 2-5% commission on winnings.
- What about Smarkets as an alternative?
- Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.
- Which platform is accessible globally?
- Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. Robinhood Prediction Markets has a different geo footprint and routes to Polymarket's order book at 0% fees.
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