Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via احتمالات كأس العالم) Pick polygram.ink (preferred broker) |
76% | 24% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
76% | 24% | 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 | 76% |
| 1st 5 Innings O/U 3.5 | 61% |
| O/U 7.5 | 55% |
| 1st 5 Innings O/U 4.5 | 48% |
| Seattle Mariners vs. Houston Astros | 47% |
| O/U 8.5 | 47% |
| NRFI | 46% |
| 1st 5 Innings O/U 5.5 | 37% |
| O/U 9.5 | 37% |
| Spread -1.5 | 36% |
| Spread -1.5 | 35% |
| 1st 5 Innings Spread -1.5 | 32% |
| 1st 5 Innings Spread -1.5 | 29% |
| 1st 5 Innings O/U 6.5 | 27% |
| Spread -2.5 | 27% |
| Spread -2.5 | 25% |
| Extra Innings | 10% |
Market context
The Seattle Mariners travel to Houston for an evening fixture against the Astros on 14 August, with the market currently pricing the Mariners' chances at 47 per cent. This matchup sits within the AL West divisional context, where both clubs compete for playoff positioning in the final stretch of the season. The Astros hold a structural advantage in recent head-to-head records and home-field performance, though the Mariners have shown capacity to compete in division play when their lineup executes.
Historical records between these clubs over the past three seasons show the Astros winning approximately 55 per cent of regular-season meetings, a margin that typically translates to roughly 52–53 per cent implied probability in neutral markets. The current 47 per cent for Seattle suggests traders are factoring in either recent Mariners form or specific roster considerations that deviate from the historical split. The Astros' home record at Minute Maid Park generally runs 3–5 percentage points stronger than their road performance, which would ordinarily push their implied win probability toward 54–56 per cent.
Traders should monitor starting pitcher assignments and any late roster moves announced within 48 hours of game time. Injury status updates to key position players—particularly any last-minute absences from either lineup—can shift the probability materially. Weather conditions at Minute Maid Park rarely affect play, but travel fatigue for the visiting Mariners and Houston's established bullpen depth in August warrant attention. The settlement window extends to 22 August, allowing for postponement resolution if weather or scheduling conflicts arise.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $81K.
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.
- 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.
- 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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