Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| KKS Lech Poznań (-1.5) | 100% |
| KKS Lech Poznań (-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% |
| Both Teams to Score | 100% |
| 1st Half O/U 0.5 | 100% |
| 1st Half O/U 1.5 | 100% |
| Aarhus GF O/U 0.5 | 100% |
| KKS Lech Poznań O/U 0.5 | 100% |
| KKS Lech Poznań O/U 1.5 | 100% |
| KKS Lech Poznań O/U 2.5 | 100% |
| KKS Lech Poznań 1st Half O/U 0.5 | 100% |
| KKS Lech Poznań 1st Half O/U 1.5 | 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% |
| Aarhus GF 2nd Half O/U 0.5 | 100% |
| KKS Lech Poznań 2nd Half O/U 0.5 | 100% |
| KKS Lech Poznań 2nd Half O/U 1.5 | 100% |
| Aarhus GF (-1.5) | 0% |
| Aarhus GF (-2.5) | 0% |
| O/U 5.5 | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 2.5 | 0% |
| Aarhus GF O/U 1.5 | 0% |
| Aarhus GF O/U 2.5 | 0% |
| Aarhus GF 1st Half O/U 0.5 | 0% |
| Aarhus GF 1st Half O/U 1.5 | 0% |
| Aarhus GF 2nd Half O/U 1.5 | 0% |
Market context
Aarhus GF’s Champions League tie with KKS Lech Poznań has already produced a concrete result in the record: Lech won 4-1 on 21 July, and the published head-to-head shows no draws and one prior meeting between the clubs.[1][3] For a market framed as “More Markets” on-chain, a 0% YES price is consistent with a contract that is already looking through a finished fixture rather than pricing live match uncertainty, because settlement will depend on the exact market wording and the final outcomes captured by the oracle or resolution source.
Comparable UEFA knockout or qualifying markets usually reprice quickly once the scheduled match is played and the result is public, especially where the settlement window is tied to a specific deadline and the underlying event has a single terminal state.[1][2] In practice, traders reading this kind of contract watch whether the market is about ancillary outcomes tied to the game, such as additional goal, card, or aggregate-line submarkets, because those can still settle independently even after the headline scoreline is known.[2][3]
The main catalysts are therefore procedural rather than sporting: the market’s exact rules, any late clarification from the operator on what counts as “More Markets”, and whether the event is resolved off official match data or an affiliated feed before the 21 July 17:00 UTC settlement cut-off. If there is broader crypto-market sensitivity, USDC-denominated settlement can make the contract’s mark-to-market behaviour less about BTC or ETH direction than about exchange-specific liquidity and any spikes in funding or whale activity around major football listings, but the decisive driver remains the resolution source for this fixture.[1][2]
Methodology
Methodologically this overview focuses on on-chain pricing: Polymarket's live mid comes from the Polygon conditional-token order book and settles automatically in USDC. The other three venues — Kalshi, Betfair, Manifold — sit alongside as off-chain reference points so you can see how the contract translates across regulatory and settlement regimes.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
FAQ
- What are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- Why USDC and not ETH or USDT?
- USDC is the Polygon standard — audited reserves (Circle, monthly attestation), deepest order book, low gas costs. ETH volatility would distort probability quotes; USDT has thinner Polygon liquidity than USDC.
- Can I use Bitcoin directly?
- No, Polymarket operates exclusively in USDC on Polygon. You can bridge BTC to USDC via an exchange or bridge service and deposit on Polygon — typically 10-30 minutes processing time.
- How does UMA secure the resolution?
- The UMA Optimistic Oracle uses a bond system: a proposer posts a bond, a two-hour challenge window opens. On dispute the losing side forfeits the bond — financial incentive for honest resolution.
- How volatile are crypto prediction markets?
- Crypto markets react to spot prices — a 5% BTC move typically shifts a "BTC above X by date" market 10-20%. Polymarket crypto market liquidity is usually six-figure USD, sufficient for active trading.
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