Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| Both Teams to Score | 100% |
| IFK Goteborg O/U 0.5 | 100% |
| IFK Goteborg O/U 1.5 | 100% |
| IF Brommapojkarna O/U 0.5 | 63% |
| 2nd Half O/U 0.5 | 63% |
| IFK Goteborg 2nd Half O/U 0.5 | 63% |
| IF Brommapojkarna 2nd Half O/U 0.5 | 63% |
| 2nd Half O/U 1.5 | 62% |
| Both Teams to Score in Second Half | 50% |
| 2nd Half O/U 2.5 | 50% |
| IFK Goteborg 2nd Half O/U 1.5 | 50% |
| IF Brommapojkarna 2nd Half O/U 1.5 | 50% |
| O/U 3.5 | 47% |
| IFK Goteborg O/U 2.5 | 39% |
| IFK Goteborg (-1.5) | 33% |
| IF Brommapojkarna O/U 1.5 | 13% |
| O/U 4.5 | 10% |
| IFK Goteborg (-2.5) | 7% |
| IF Brommapojkarna (-1.5) | 1% |
| IF Brommapojkarna (-2.5) | 1% |
| O/U 5.5 | 1% |
| Both Teams to Score in First Half | 1% |
| 1st Half O/U 0.5 | 1% |
| 1st Half O/U 1.5 | 1% |
| 1st Half O/U 2.5 | 1% |
| IF Brommapojkarna O/U 2.5 | 1% |
| IFK Goteborg 1st Half O/U 0.5 | 1% |
| IFK Goteborg 1st Half O/U 1.5 | 1% |
| IF Brommapojkarna 1st Half O/U 0.5 | 1% |
| IF Brommapojkarna 1st Half O/U 1.5 | 1% |
Market context
The Allsvenskan fixture between IFK Göteborg and IF Brommapojkarna kicks off at 1:00 PM ET on 17 July, with the prediction market currently pricing a specific secondary outcome at a 33% implied probability. This contract sits within a broader cross-platform landscape where traditional sportsbooks view IFK Göteborg as the clear favourite, assigning them a 54% win probability based on -116 odds, while Brommapojkarna remain significant outsiders at +270[2].
Historical data from the reverse fixture in June 2025 shows Brommapojkarna losing 1–3, with implied win probabilities then favouring IFK Göteborg at 35.09% against the visitors' 37.65%[1]. Current algorithmic models diverge sharply from the market's 33% reading; TipIQ projects a 54% win chance for IFK Göteborg with a 2–1 scoreline, while Wincomparator’s exclusive algorithm suggests an even higher 59.36% probability for the home side[5][6]. This discrepancy highlights a notable gap between the prediction market’s implied probability and the consensus found across major sportsbook lines and analytical models.
Traders should monitor the live match spread and total goals markets, which currently list IFK Göteborg at -0.5 with -120 odds and an over 2.5 total at -165[8]. The settlement window closes at 17:00 UTC, meaning the outcome depends entirely on the final match statistics rather than pre-game announcements. With no specific signals released for this match yet, the primary catalyst remains the in-game performance relative to the bookmakers’ projected 2.5-goal threshold[4].
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Kalshi vs Polymarket. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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'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.
- 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.
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