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 | Open the market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the 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% |
| 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% |
| 1st Half O/U 2.5 | 100% |
| Real Salt Lake O/U 0.5 | 100% |
| Real Salt Lake O/U 1.5 | 100% |
| Real Salt Lake O/U 2.5 | 100% |
| FC Dallas O/U 0.5 | 100% |
| FC Dallas O/U 1.5 | 100% |
| FC Dallas O/U 2.5 | 100% |
| Real Salt Lake 1st Half O/U 0.5 | 100% |
| FC Dallas 1st Half O/U 0.5 | 100% |
| FC Dallas 1st Half O/U 1.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| 2nd Half O/U 1.5 | 100% |
| Real Salt Lake 2nd Half O/U 0.5 | 100% |
| Real Salt Lake 2nd Half O/U 1.5 | 100% |
| Both Teams to Score in Second Half | 51% |
| 2nd Half O/U 2.5 | 50% |
| FC Dallas 2nd Half O/U 0.5 | 50% |
| FC Dallas 2nd Half O/U 1.5 | 50% |
| Real Salt Lake (-1.5) | 6% |
| FC Dallas (-1.5) | 5% |
| Real Salt Lake (-2.5) | 2% |
| FC Dallas (-2.5) | 2% |
| Real Salt Lake 1st Half O/U 1.5 | 0% |
Market context
Real Salt Lake travel to FC Dallas on 19 August for a regular-season Major League Soccer fixture scheduled for 21:30 ET. Polymarket currently prices the conditional token for additional markets on this match at 6%, implying traders assess a low probability that supplementary betting contracts will materialise around this game. The settlement window closes at 01:30 UTC on 20 August, giving roughly four hours after kick-off for resolution. On-chain liquidity for MLS-adjacent contracts has historically concentrated around high-profile fixtures; mid-table matchups between RSL and Dallas—neither commanding consistent national television prominence—typically attract thinner order books and fewer derivative market creations.
Historical precedent suggests MLS games involving neither playoff-contending nor bottom-dwelling sides generate sparse secondary market activity. Polymarket's conditional token framework requires sufficient trader interest to justify minting new USDC-backed contracts on Polygon; fixtures lacking narrative weight (injury comebacks, title implications, derby status) rarely trigger the threshold needed for additional markets to launch. RSL and Dallas have not met in particularly consequential circumstances recently, and neither club's current season trajectory has generated sustained media attention that might drive speculative trading volume.
Traders monitoring this contract should track any late-season playoff scenarios that might elevate stakes, fixture-day injury announcements affecting key players, or unexpected media coverage of either side. MLS scheduling occasionally produces surprise market-moving developments—managerial changes, unexpected roster moves, or weather disruptions—though none have been publicly flagged for this particular August matchup as of early trading.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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
- 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.
- 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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