Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) Pick polygram.ink (preferred broker) |
79% | 21% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
79% | 21% | 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 | 79% |
| 1st 5 Innings O/U 3.5 | 65% |
| NRFI | 55% |
| 1st 5 Innings O/U 4.5 | 54% |
| O/U 8.5 | 54% |
| Philadelphia Phillies vs. Baltimore Orioles | 49% |
| O/U 9.5 | 42% |
| 1st 5 Innings O/U 5.5 | 42% |
| Spread -1.5 | 37% |
| Spread -1.5 | 36% |
| O/U 10.5 | 34% |
| 1st 5 Innings Spread -1.5 | 31% |
| 1st 5 Innings O/U 6.5 | 30% |
| 1st 5 Innings Spread -1.5 | 28% |
| Spread -2.5 | 27% |
| Spread -2.5 | 26% |
| Extra Innings | 11% |
Market context
The Phillies and Orioles meet in Baltimore with the market sitting close to a coin flip, and that is broadly consistent with how tight this matchup has been historically. The clubs have split their longer-run head-to-head in recent seasons, while the Phillies have tended to travel better than their raw record suggests when they are carrying a stronger run differential and rotation edge; by contrast, Baltimore’s path has often depended on whether its offence can stay productive against quality starters.[2][3][10]
Recent form makes the price easier to read than the crowd number alone. Philadelphia came in on the back of a mixed late-July run, including a 6-8 loss to Miami and a sequence of narrow results, while Baltimore has also been volatile, alternating emphatic wins and heavy defeats in the same stretch, including a 10-9 extra-innings comeback over Detroit and a 14-0 loss the next day.[10][6] That kind of swingy short-term form usually keeps a pre-match win market near 50-50 unless line-ups shift materially.
The key catalysts are team news and whether either side rests regulars in a series context, because the market is sensitive to late batting-order changes and bullpen availability after recent high-leverage games. ESPN’s game listing shows the fixture as an August date in the current schedule, so any postponement or rain delay risk matters less for the price than confirmed starters and late scratches.[1] Recent reporting has also noted Baltimore’s offensive inconsistency, including a cold spell from Gunnar Henderson, while Philadelphia’s results have been driven by whether the middle of the order converts chances after the first few innings.[6]
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $214K.
Methodology
Sports-specific comparison page for Philadelphia Phillies vs. Baltimore Orioles. 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 or Manifold.
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.
- 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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