Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets UK) 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% |
| O/U 1.5 | 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% |
| Tigres de la UANL O/U 0.5 | 100% |
| Real Salt Lake O/U 0.5 | 100% |
| Tigres de la UANL 1st Half O/U 0.5 | 100% |
| Real Salt Lake 1st Half O/U 0.5 | 100% |
| Tigres de la UANL (-1.5) | 0% |
| Real Salt Lake (-1.5) | 0% |
| Tigres de la UANL (-2.5) | 0% |
| Real Salt Lake (-2.5) | 0% |
| O/U 2.5 | 0% |
| O/U 3.5 | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| Tigres de la UANL O/U 1.5 | 0% |
| Tigres de la UANL O/U 2.5 | 0% |
| Real Salt Lake O/U 1.5 | 0% |
| Real Salt Lake O/U 2.5 | 0% |
| Tigres de la UANL 1st Half O/U 1.5 | 0% |
| Real Salt Lake 1st Half O/U 1.5 | 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% |
| Tigres de la UANL 2nd Half O/U 0.5 | 0% |
| Tigres de la UANL 2nd Half O/U 1.5 | 0% |
| Real Salt Lake 2nd Half O/U 0.5 | 0% |
| Real Salt Lake 2nd Half O/U 1.5 | 0% |
Market context
Tigres UANL’s Leagues Cup tie with Real Salt Lake at America First Field is the sort of MLS-vs-Liga MX fixture where the “more markets” contract can move quickly once line-ups and format details are confirmed. The crowd-implied probability of **0% YES** is far below what the cross-platform football market would usually suggest for a live, high-profile knockout-style match: Leagues Cup previews and broadcaster listings consistently framed this as a competitive game, with ESPN and MLS both scheduling it for 10:00 pm ET on 4 August in Sandy, Utah.[1][17]
Historical comparisons lean against treating a zero-priced outcome as a genuine view on the underlying event. Tigres have had the stronger head-to-head record, including a 2-0 CONCACAF Champions League win over RSL and a 1-0 Leagues Cup win in 2019, while Leagues Cup’s own preview noted Tigres lead the all-time series and had more tournament pedigree overall.[5][9][14] At the same time, the pre-match consensus was not one-sided: Leagues Cup’s preview said RSL had about 43% of Polymarket support versus 34% for Tigres, which points to a relatively balanced expectation rather than a clean favourite/underdog split.[9]
For traders, the main catalysts are team news, late tactical changes and the knock-on effect of each club’s broader schedule. Leagues Cup and MLS previews highlighted Tigres’ coaching transition after Guido Pizarro’s departure and recent poor domestic form, while RSL entered after a draw at St. Louis and with consecutive home Leagues Cup fixtures still to come against Atlante and FC Juárez.[9][10][17] That means any confirmed rotation, injury update or shift in motivation before kick-off would matter more here than the historical record alone.
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 Best Prediction Markets UK, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Best Prediction Markets UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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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