Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via World Cup 2026 Favorites) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
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% |
| O/U 3.5 | 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% |
| 1st Half O/U 2.5 | 100% |
| Borussia Dortmund O/U 0.5 | 100% |
| Borussia Dortmund O/U 1.5 | 100% |
| AS Roma O/U 0.5 | 100% |
| AS Roma O/U 1.5 | 100% |
| Borussia Dortmund 1st Half O/U 0.5 | 100% |
| Borussia Dortmund 1st Half O/U 1.5 | 100% |
| AS Roma 1st Half O/U 0.5 | 100% |
| AS Roma 1st Half O/U 1.5 | 100% |
| Borussia Dortmund (-1.5) | 0% |
| AS Roma (-1.5) | 0% |
| Borussia Dortmund (-2.5) | 0% |
| AS Roma (-2.5) | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| Borussia Dortmund O/U 2.5 | 0% |
| AS Roma O/U 2.5 | 0% |
| Both Teams to Score in Second Half | 0% |
| 2nd Half O/U 0.5 | 0% |
| 2nd Half O/U 1.5 | 0% |
| 2nd Half O/U 2.5 | 0% |
| Borussia Dortmund 2nd Half O/U 0.5 | 0% |
| Borussia Dortmund 2nd Half O/U 1.5 | 0% |
| AS Roma 2nd Half O/U 0.5 | 0% |
| AS Roma 2nd Half O/U 1.5 | 0% |
Market context
Borussia Dortmund and AS Roma will contest a pre-season friendly on 15 August at 11:30 AM ET, with settlement tied to additional markets beyond the standard match result. The 0% implied probability suggests traders are pricing near-zero likelihood of a particular outcome, though the vagueness of "More Markets" leaves room for interpretation around what specific secondary markets are in play—goal totals, player performance props, or card counts remain possibilities.
Friendlies between elite European clubs typically show high volatility in team selection and intensity, making historical head-to-head records a weak predictor. Dortmund and Roma last met competitively in the 2014–15 Europa League, with Roma winning 1–0 away and drawing 1–1 at home. Pre-season contests, however, often field rotated squads and younger players; neither side will treat this with Champions League rigour, which historically compresses scoring and increases unpredictability compared to competitive fixtures.
Traders should monitor squad announcements in early August for injury updates and confirmed line-ups. Dortmund's summer transfer activity and Roma's defensive stability under their current manager will shape expected match dynamics. The settlement window closes shortly after kick-off (15:30 UTC), leaving minimal time for late-breaking team news to shift prices. Watch for any last-minute withdrawals or fixture postponements, which occasionally occur in pre-season scheduling. Recent reports from Kicker and Gazzetta dello Sport should be cross-checked for confirmed participation of key players from both squads.
Methodology
Football-specific comparison page for Borussia Dortmund vs. AS Roma - More Markets. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi (US-focused) or Manifold (play-money).
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- Are prediction markets better than sports betting?
- Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
- What's the difference between match odds and outright odds?
- Match odds cover a single game ("Bayern beats BVB"). Outright odds are long-term aggregates ("Bayern wins the league"). Outright markets have deeper liquidity; match markets have faster resolution.
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