Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Fees) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Place a position → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Place a position → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Place a position → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Place a position → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Place a position → |
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% |
| 1st Half O/U 0.5 | 100% |
| 1st Half O/U 1.5 | 100% |
| Rosenborg BK O/U 0.5 | 100% |
| Rosenborg BK O/U 1.5 | 100% |
| Rosenborg BK 1st Half O/U 0.5 | 100% |
| Rosenborg BK 1st Half O/U 1.5 | 100% |
| Rosenborg BK (-1.5) | 85% |
| O/U 2.5 | 80% |
| Rosenborg BK O/U 2.5 | 73% |
| Fredrikstad FK O/U 0.5 | 63% |
| Rosenborg BK (-2.5) | 52% |
| Rosenborg BK 2nd Half O/U 0.5 | 51% |
| Fredrikstad FK O/U 1.5 | 50% |
| Fredrikstad FK O/U 2.5 | 50% |
| Both Teams to Score in Second Half | 50% |
| 2nd Half O/U 0.5 | 50% |
| 2nd Half O/U 1.5 | 50% |
| 2nd Half O/U 2.5 | 50% |
| Fredrikstad FK 2nd Half O/U 0.5 | 50% |
| O/U 3.5 | 45% |
| Both Teams to Score | 36% |
| Rosenborg BK 2nd Half O/U 1.5 | 25% |
| Fredrikstad FK 2nd Half O/U 1.5 | 25% |
| O/U 4.5 | 19% |
| O/U 5.5 | 6% |
| Fredrikstad FK (-1.5) | 0% |
| Fredrikstad FK (-2.5) | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 2.5 | 0% |
| Fredrikstad FK 1st Half O/U 0.5 | 0% |
| Fredrikstad FK 1st Half O/U 1.5 | 0% |
Market context
Rosenborg BK will host Fredrikstad FK in the Norwegian Eliteserien on 27 July at 13:00 local time. The market in question settles on whether additional betting markets will be offered for this fixture—a meta-layer question common in sports prediction platforms where liquidity and user demand determine market expansion. The 85% implied probability reflects confidence that supplementary markets (goal-scorer props, corner counts, card totals, or half-time/full-time combinations) will materialise, though this depends on both the sportsbook's operational capacity and pre-match trading volume thresholds.
Rosenborg's historical dominance in Norwegian football—29 league titles and consistent Eliteserien participation—typically guarantees robust market coverage from major operators. Fredrikstad, relegated to the second division in 2020 and recently promoted back, generates less institutional trading interest. Comparable mid-table fixtures in Scandinavian leagues show that markets expand when combined fixture liquidity exceeds €50,000–100,000 in the opening 48 hours. Rosenborg's fixture history suggests baseline coverage will likely trigger secondary markets, though Fredrikstad's lower profile introduces genuine uncertainty around whether niche props will launch.
Traders should monitor team news releases and injury confirmations in the week preceding settlement, as fixture importance (European qualification implications, relegation battles) directly correlates with market proliferation. Programmatically, conditional orders tied to official team-sheet announcements or pre-match odds movement above certain thresholds can automate position adjustments. The settlement window closes at 17:00 UTC on match day, leaving a narrow window for late-breaking operational decisions by the host platform.
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 Fees, 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
- 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 Fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- 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 Fees 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.
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