Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| Jackie Young: Rebounds O/U 3.5 | 100% |
| Las Vegas Aces vs. Chicago Sky | 74% |
| Chelsea Gray: Assists O/U 6.5 | 71% |
| Jackie Young: Assists O/U 6.5 | 62% |
| A'ja Wilson: Assists O/U 3.5 | 54% |
| Kamilla Cardoso: Rebounds O/U 7.5 | 52% |
| A'ja Wilson: Points O/U 27.5 | 50% |
| A'ja Wilson: Rebounds O/U 10.5 | 50% |
| Jackie Young: Points O/U 19.5 | 50% |
| Sydney Taylor: Points O/U 16.5 | 50% |
| Kamilla Cardoso: Points O/U 13.5 | 50% |
| Chelsea Gray: Points O/U 12.5 | 50% |
| Natasha Cloud: Points O/U 9.5 | 50% |
| Chelsea Gray: Rebounds O/U 2.5 | 50% |
| Natasha Cloud: Rebounds O/U 2.5 | 50% |
| Jackie Young: Assists O/U 7.5 | 50% |
| Natasha Cloud: Assists O/U 4.5 | 50% |
| Natasha Cloud: Rebounds O/U 3.5 | 50% |
| Kamilla Cardoso: Points O/U 15.5 | 50% |
| Natasha Cloud: Points O/U 10.5 | 50% |
| Spread -6.5 | 45% |
| Spread -7.5 | 41% |
| Kamilla Cardoso: Points O/U 14.5 | 41% |
| O/U 182.5 | 17% |
| O/U 183.5 | 13% |
Market context
Las Vegas and Chicago meet in the regular season after the Aces beat the Sky twice already this year, 107-99 in Chicago on 28 June and 98-90 in Las Vegas on 3 July. That head-to-head record matters because the market’s 74% crowd-implied YES price is broadly consistent with a sizeable favourite, not a coin flip: Las Vegas have won both prior meetings and arrive with the stronger season record, while Chicago have generally been the less reliable side in the matchup.[1][4][9]
The recent form split also supports that read. Las Vegas entered this game on the back of a 104-99 win over New York on Thursday, with A’ja Wilson putting up 33 points, 10 rebounds and six assists and Jackie Young adding 29 points and nine assists.[1] Chicago’s June 28 loss was notable for Wilson’s 30-point, 15-rebound, four-steal, three-block line, and the Sky have already shown how costly absences can be in this matchup: in the earlier July meeting, the Aces won again even after Wilson had been listed as leaving the previous game with an ankle issue.[4][7]
For traders, the key catalysts are late injury and availability updates, plus any confirmation of minutes limits or rest after the Aces’ recent run of games. The market only resolves on the final score, including overtime, so a close game still favours the team that can close late rather than the one with the better first-half data.[4][13] The Aces’ official game page and post-game coverage from AP/ESPN are the most relevant sources for any final injury or lineup information before tip-off.[1][2][7]
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $362K.
Methodology
Sports-specific comparison page for Las Vegas Aces vs. Chicago Sky. 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.
- 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.
- 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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