Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Mundial 2026 Grupos) Pick polygram.ink (preferred broker) |
85% | 15% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
85% | 15% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 1st 5 Innings O/U 2.5 | 85% |
| 1st 5 Innings O/U 3.5 | 74% |
| Boston Red Sox vs. Athletics | 64% |
| 1st 5 Innings O/U 4.5 | 62% |
| NRFI | 56% |
| O/U 9.5 | 54% |
| Spread -1.5 | 53% |
| 1st 5 Innings O/U 5.5 | 51% |
| O/U 10.5 | 47% |
| 1st 5 Innings Spread -1.5 | 43% |
| Spread -2.5 | 42% |
| 1st 5 Innings O/U 6.5 | 40% |
| O/U 11.5 | 38% |
| Spread -1.5 | 24% |
| 1st 5 Innings Spread -1.5 | 23% |
| Spread -2.5 | 16% |
| Extra Innings | 8% |
Market context
The Boston Red Sox and Athletics meet in a matchup that has already moved once in this series, with Boston taking a 4-2 win on 27 July and then dropping the next game 3-4 on 28 July, so the market’s 64% YES price is essentially a read on which side can carry a slightly better recent edge into the rubber game.[2][5][8] Boston’s profile is still the stronger of the two on a game-by-game basis: StatMuse lists the Red Sox at 55-51 with a 7-3 last-10 run and a 3.64 ERA over that span, while the Athletics were 45-62 with a 4-6 last-10 record and a team ERA of 4.75.[5] That gap helps explain why Boston is priced as the more likely winner despite the teams’ fairly close season-long batting lines in the ESPN matchup data.[4]
The main trading catalysts are the starting pitcher confirmation, late lineup changes, and any injury or rest news after a short series turnaround, because those factors will matter more than the broad season records.[4][17] Yahoo’s game preview pointed to Payton Tolle for Boston and Jack Perkins for the Athletics, with Perkins carrying the weaker season ERA, and that kind of starter mismatch can quickly justify a move above or below the current mid-60s probability if confirmed.[17] Boston also arrives with a better road record than Oakland’s home record, and the Athletics have been especially inconsistent at home, which adds a structural tilt towards the Red Sox unless the line-up leans heavily in the A’s favour.[4][5]
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $139K.
Methodology
Football-specific comparison page for Pronóstico: Boston Red Sox vs. Athletics. 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
- 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.
- What are live sports odds on Polymarket?
- Some top-tier matches stay open during play — you can trade the half-time probability in the 70th minute. Polymarket mid-prices update second-by-second; any frontend mirroring the order book shows the same movement.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- 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.
Trade Pronóstico: Boston Red Sox vs. Athletics on Mundial 2026 Grupos
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