Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| O/U 0.5 | 100% |
| 1st Half O/U 0.5 | 100% |
| Sydney FC O/U 0.5 | 100% |
| Sydney FC 1st Half O/U 0.5 | 100% |
| O/U 1.5 | 86% |
| SD Raiders FC O/U 0.5 | 67% |
| Sydney FC O/U 1.5 | 66% |
| Sydney FC (-1.5) | 63% |
| Sydney FC O/U 2.5 | 62% |
| O/U 2.5 | 56% |
| 2nd Half O/U 0.5 | 51% |
| 2nd Half O/U 1.5 | 51% |
| 2nd Half O/U 2.5 | 51% |
| Both Teams to Score in Second Half | 50% |
| SD Raiders FC 2nd Half O/U 0.5 | 50% |
| SD Raiders FC 2nd Half O/U 1.5 | 50% |
| Sydney FC 2nd Half O/U 0.5 | 50% |
| Sydney FC 2nd Half O/U 1.5 | 50% |
| SD Raiders FC (-2.5) | 40% |
| Both Teams to Score | 37% |
| SD Raiders FC O/U 2.5 | 34% |
| Sydney FC (-2.5) | 32% |
| O/U 3.5 | 28% |
| O/U 5.5 | 24% |
| O/U 4.5 | 11% |
| SD Raiders FC O/U 1.5 | 8% |
| SD Raiders FC (-1.5) | 7% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 1.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| SD Raiders FC 1st Half O/U 0.5 | 0% |
| SD Raiders FC 1st Half O/U 1.5 | 0% |
| Sydney FC 1st Half O/U 1.5 | 0% |
Market context
SD Raiders FC will face Sydney FC in the Australia Cup on 18 August at 5:30 AM ET. The prediction market currently implies a 7% probability for the "More Markets" contract, suggesting traders expect limited additional betting options or supplementary markets to be offered for this fixture. This diverges notably from typical sportsbook behaviour: major Australian football matches routinely attract 15–25 secondary markets (player performance props, corner counts, card totals), yet the current crowd probability reflects scepticism about whether this particular match will receive that treatment.
Historical precedent matters here. Lower-tier Australia Cup matches—particularly those involving non-A-League clubs—have historically attracted fewer ancillary markets than regular season fixtures. SD Raiders FC competes in the National Premier Leagues, a tier below the A-League, which may explain trader caution. Sydney FC, by contrast, is an A-League heavyweight, so the asymmetry in profile could influence sportsbook decisions about market depth. Comparable fixtures between A-League and NPL clubs have seen markets range from sparse (3–5 props) to moderately developed (8–12), depending on kick-off timing and perceived audience interest.
Traders should monitor whether major Australian sportsbooks (Sportsbet, TAB, DraftKings AU) announce expanded market slates in the week before 18 August. Early-morning ET scheduling (5:30 AM) may suppress liquidity and discourage bookmakers from building out secondary markets. Any late-stage team news affecting Sydney FC's squad could also shift sportsbook appetite for props. Settlement occurs at 09:30 UTC on match day, leaving a narrow window for market confirmation.
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 PolyGram, which mirrors the Polymarket order book directly.
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
- 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 PolyGram. 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.
- 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.
- 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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