Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via احتمالات كأس العالم) Pick polygram.ink (preferred broker) |
68% | 32% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
68% | 32% | 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 |
|---|---|
| 1st 5 Innings O/U 2.5 | 68% |
| 1st 5 Innings O/U 3.5 | 54% |
| O/U 7.5 | 54% |
| Seattle Mariners vs. Houston Astros | 47% |
| NRFI | 47% |
| O/U 8.5 | 46% |
| 1st 5 Innings O/U 4.5 | 41% |
| Spread -1.5 | 36% |
| O/U 9.5 | 35% |
| Spread -1.5 | 34% |
| 1st 5 Innings O/U 5.5 | 32% |
| 1st 5 Innings Spread -1.5 | 31% |
| Spread -2.5 | 27% |
| 1st 5 Innings Spread -1.5 | 26% |
| Spread -2.5 | 24% |
| 1st 5 Innings O/U 6.5 | 23% |
| Extra Innings | 9% |
Market context
The Seattle Mariners travel to Houston on 16 August for an evening fixture against the Astros, with the market currently pricing a Mariners victory at 47 per cent. This matchup falls late in the regular season, positioning both clubs within the competitive AL West where divisional standing and wild-card positioning remain fluid. The Astros have historically dominated this fixture over recent seasons, holding a significant head-to-head advantage that reflects their sustained competitiveness in the division.
Houston's roster depth and pitching consistency have underpinned their divisional strength, though mid-season form fluctuations are routine across MLB's second half. Seattle's recent trajectory and any roster adjustments—particularly regarding injury status among key position players or starting rotation availability—will substantially influence match outcome. The 47 per cent probability assigned to a Mariners win suggests the market views Houston as slight favourites, a positioning consistent with the Astros' historical edge in this fixture and their typical late-season performance patterns.
Traders should monitor lineup confirmations and bullpen availability in the days immediately preceding the fixture, as August roster moves and fatigue patterns often shift competitive balance. Weather conditions at Minute Maid Park and any last-minute pitching assignments warrant attention, given that starting pitcher matchups frequently determine run-scoring environments. The settlement window extends to 23 August, allowing for postponement resolution should weather or scheduling conflicts arise.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $123K.
Methodology
Football-specific comparison page for توقع: Seattle Mariners vs. Houston Astros. 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.
- 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.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
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