Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket UK Pick polygram.ink |
17% | 83% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Polymarket UK → |
Polymarket polymarket.com |
17% | 83% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Polymarket UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Polymarket UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Polymarket UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Polymarket UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Polymarket UK.
Active sub-markets
Market context
Portugal and Nigeria meet in a FIFA-sanctioned friendly on 10 June 2026, with Polymarket currently pricing a Portugal victory at 16% YES (implying roughly 84% probability distributed across draws and Nigeria wins). The settlement window closes at 19:45 UTC that day, giving traders a narrow window post-match to execute final positions on conditional tokens before USDC payouts resolve on Polygon.
Historical context suggests the current odds underweight Portugal's structural advantages. Portugal has faced Nigeria twice in competitive settings: a 2-1 win at the 2014 World Cup and a 1-0 victory in a 2022 friendly. Across all competitive and friendly encounters since 2010, Portugal holds a 3-1-0 record. However, Nigeria's recent form has improved markedly under new management, and friendly matches—particularly in June 2026, outside the traditional club season—introduce unpredictability around squad rotation and player availability that compressed odds sometimes fail to capture.
Traders should monitor squad announcements from both federations, expected in early June, as Portugal may field a second-string side ahead of potential summer tournament commitments. Nigeria's domestic league calendar and injury updates will similarly affect team composition. The venue remains unconfirmed; a neutral ground typically favours the higher-ranked side (Portugal sits 8th in FIFA rankings versus Nigeria's 41st), whilst a Lagos fixture would shift implied probabilities materially. Recent friendly results from both nations in May 2026 will provide the most reliable signal for recalibrating positions before settlement.
Methodology
We track Portugal vs. Nigeria on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.
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
- Where can I trade this market with the lowest fees?
- On Polymarket UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket UK triggers a quick verification flow that finishes in 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.
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