Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
60% | 40% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
60% | 40% | 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 |
|---|---|
| Spread -3.5 | 60% |
| Spread -4.5 | 55% |
| Spread -6.5 | 52% |
| Bengals O/U 22.5 | 50% |
| Lions O/U 15.5 | 50% |
| Lions O/U 16.5 | 50% |
| Lions O/U 14.5 | 50% |
| Bengals O/U 23.5 | 50% |
| Spread -7.5 | 39% |
| Lions vs. Bengals | 27% |
| O/U 37.5 | 26% |
| O/U 38.5 | 22% |
| 1H O/U 20.5 | 1% |
| 1H Spread -6.5 | 1% |
| 1H Moneyline | 1% |
Market context
The Lions are facing the Bengals in a preseason NFL game scheduled for 13 August at 7:00 pm ET, and the contract’s **27% YES** price on Detroit is a touch below the broader market. Sportsbooks and data aggregators cluster the Lions nearer **29%** to win, while the Bengals sit around **71-72%**, implying only a small divergence between prediction-market pricing and the book-based consensus rather than a major misread[2][12][15]. Recent odds screens also show the Bengals as roughly **-250 to -300** on the moneyline, with Detroit generally between **+225 and +251**, which is consistent with the market’s view that Cincinnati is the more likely winner but not overwhelmingly so[1][4][17].
For historical framing, this is the sort of preseason price that should be read with caution because line movement can be driven more by roster usage than by team strength. Comparable previews for this game showed the spread ranging from **Bengals -4.5 to -7** and the total from **37.5 to 38.5**, while analyst picks leaned Bengals, often by backing the spread rather than the moneyline[2][5][10][14][16]. That pattern matters for a binary contract: if the market tightens further towards the favourite, Detroit’s 27% can quickly become stale; if the Bengals rest fewer starters than expected, the implied probability on Cincinnati can harden late[3][8][17].
Traders should watch final injury reports, any late decisions on quarterback or starter snap counts, and whether either coaching staff signals a heavily rotated preseason plan. Even without a major injury headline, preseason pricing can move on beat-reporter notes, because game scripts depend on who is active in the first half and how long the primary units stay on the field[5][8][17]. The main settlement risk is not the winner price itself but the game-state logistics: postponement would keep the market open until completion, while a cancellation or tie would resolve 50-50 under the contract rules.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $166K.
Methodology
This page reviews Lions vs. Bengals across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- 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 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
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