Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| NRFI | 100% |
| 1st 5 Innings O/U 2.5 | 100% |
| Chicago White Sox vs. Tampa Bay Rays | 85% |
| Spread -1.5 | 74% |
| Spread -2.5 | 56% |
| 1st 5 Innings Spread -1.5 | 50% |
| 1st 5 Innings Spread -1.5 | 50% |
| 1st 5 Innings O/U 3.5 | 50% |
| 1st 5 Innings O/U 4.5 | 50% |
| 1st 5 Innings O/U 5.5 | 50% |
| 1st 5 Innings O/U 6.5 | 50% |
| Extra Innings | 50% |
| O/U 6.5 | 49% |
| O/U 8.5 | 38% |
| Spread -3.5 | 36% |
| O/U 7.5 | 33% |
| O/U 9.5 | 20% |
| Spread -1.5 | 5% |
| Spread -2.5 | 2% |
Market context
The Chicago White Sox meet the Tampa Bay Rays in their series at Tropicana Field, with the market’s 85% Yes price implying a strong lean towards the listed favourite. Pre-game pricing has consistently made Tampa Bay the shorter side, with recent Sunday lines around Rays -150 to -155 and the White Sox roughly +125 to +140, so the crowd number is broadly in line with the market rather than a sharp outlier.[1][2]
Recent comparable meetings reinforce that framing: Tampa Bay won 5-2 in the latest posted game, and earlier April match-ups in the same pairing also tilted towards the Rays, including a 5-3 result and a series pattern in which Tampa Bay has generally held the edge.[1][15] That historical template matters because a market like this often stays elevated when one club has been the steadier favourite across recent head-to-heads, even if the price can move as line-ups and pitchers are confirmed.[15][17]
The main catalysts to watch are the confirmed starters, late injury news, and any rest-related lineup changes that emerge close to first pitch. Current previews already point to Tampa Bay as the more established home favourite, but the edge can narrow quickly if the Rays sit key regulars or if Chicago gets an unexpected pitching upgrade, while any postponement would keep the market open until completion under the settlement terms.[1][2]
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $280K.
Methodology
Sports-specific comparison page for Chicago White Sox vs. Tampa Bay Rays. 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
- 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.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
- 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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