Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Who Will Win) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Tromsø IL (-1.5) | 100% |
| Tromsø IL (-2.5) | 100% |
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| O/U 3.5 | 100% |
| O/U 4.5 | 100% |
| O/U 5.5 | 100% |
| Both Teams to Score | 100% |
| Both Teams to Score in First Half | 100% |
| 1st Half O/U 0.5 | 100% |
| 1st Half O/U 1.5 | 100% |
| Aalesunds FK O/U 0.5 | 100% |
| Aalesunds FK O/U 1.5 | 100% |
| Tromsø IL O/U 0.5 | 100% |
| Tromsø IL O/U 1.5 | 100% |
| Tromsø IL O/U 2.5 | 100% |
| Aalesunds FK 1st Half O/U 0.5 | 100% |
| Tromsø IL 1st Half O/U 0.5 | 100% |
| Both Teams to Score in Second Half | 100% |
| 2nd Half O/U 0.5 | 100% |
| 2nd Half O/U 1.5 | 100% |
| 2nd Half O/U 2.5 | 100% |
| Aalesunds FK 2nd Half O/U 0.5 | 100% |
| Tromsø IL 2nd Half O/U 0.5 | 100% |
| Tromsø IL 2nd Half O/U 1.5 | 100% |
| Aalesunds FK (-1.5) | 0% |
| Aalesunds FK (-2.5) | 0% |
| 1st Half O/U 2.5 | 0% |
| Aalesunds FK O/U 2.5 | 0% |
| Aalesunds FK 1st Half O/U 1.5 | 0% |
| Tromsø IL 1st Half O/U 1.5 | 0% |
| Aalesunds FK 2nd Half O/U 1.5 | 0% |
Market context
Aalesunds FK face Tromsø IL in the Eliteserien, and the market’s **0% YES** implies the current “more markets” contract is priced as if the specified condition is effectively not expected to land. On footballing form, that is a clear underdog read for the hosts rather than a neutral one: recent previews make Tromsø the marginal favourite, with modelled win probabilities around 45-49%, while Aalesund sit in the mid-20s and the draw in the high-20s.[3][5][16]
That framing is similar to other Aalesund-Tromsø meetings that have tended to sit in the narrow-middle rather than blowout territory. The sides drew 1-1 in Tromsø in May 2026, and several pre-match models have pointed to another tight scoreline, often 1-1, with BTTS and modest goal totals carrying support.[1][6][18][19] For a trader, the consensus sits with Tromsø or a drawn, open game; the value, if any, is more likely to come from contrarian Aalesund-dominant or low-event angles if the market has over-corrected towards the away side.
The main catalysts are late team news, confirmed line-ups, and any sign that either side is rotating around fixture congestion or carrying absences, because this fixture has been priced as close enough that a single missing forward or defender can move the distribution materially.[9] Line-ups are typically confirmed about an hour before kick-off, so that is the key dependency for any late re-pricing.[9] Recent preview coverage also points to a goals-friendly profile, with one source landing on Over 2.5 and another on 2-2, so traders should watch whether the market drifts towards a more defensive setup or reinforces the open-match consensus.[6][18]
Methodology
We track Aalesunds FK vs. Tromsø IL - More Markets across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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 Who Will Win. 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.
- 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.
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