Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
75% | 25% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
75% | 25% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See 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 | 75% |
| 1st 5 Innings O/U 3.5 | 61% |
| Philadelphia Phillies vs. Baltimore Orioles | 57% |
| O/U 7.5 | 56% |
| 1st 5 Innings O/U 4.5 | 50% |
| NRFI | 48% |
| O/U 8.5 | 48% |
| Spread -1.5 | 46% |
| O/U 9.5 | 38% |
| 1st 5 Innings O/U 5.5 | 37% |
| 1st 5 Innings Spread -1.5 | 36% |
| Spread -2.5 | 34% |
| Spread -1.5 | 27% |
| 1st 5 Innings O/U 6.5 | 26% |
| 1st 5 Innings Spread -1.5 | 25% |
| Spread -2.5 | 18% |
| Extra Innings | 11% |
Market context
The Philadelphia Phillies and Baltimore Orioles meet in Baltimore with the market leaning modestly to a Phillies win at 57% YES. That price sits against a volatile recent run: Baltimore beat Philadelphia 6-4 on Friday after rallying from two runs down, and the Orioles also closed July 15-8, while the Phillies have lost four straight and are 3-10 since the All-Star break.[1]
Recent head-to-head and form point in different directions, which helps explain the middling probability. The Orioles have now taken consecutive comeback wins this week, including a 10-9 extra-innings escape over Detroit, whereas Philadelphia have been prone to late damage, including a blown 6-0 lead in Miami and a run of one win in eight before Friday’s loss.[2][11] ESPN’s recap also noted Kyle Schwarber missed three games with an illness and was back in the lineup on Friday, while the Phillies’ offence still produced solo homers from J.T. Realmuto and Trea Turner.[1]
For traders, the key catalysts are the starting pitcher announcement, any late update on Schwarber’s health, and whether Philadelphia’s bullpen can stabilise after the seventh-inning collapse in the series opener.[1][2] CBS Sports reported Brandon Young was slated to start for Baltimore and had allowed only two runs across his last 13 1/3 innings before Friday, which matters because a confirmed pitching mismatch would affect the pre-game line and in-play volatility.[2] The market also carries a tie/cancellation fallback to 50-50, so weather and any postponement risk remain relevant until first pitch and completion.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $135K.
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
- 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.
- 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.
- 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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