Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) Pick polygram.ink (preferred broker) |
67% | 33% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
67% | 33% | 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 |
|---|---|
| Indiana Fever vs. Chicago Sky | 67% |
| Spread -5.5 | 52% |
| Kamilla Cardoso: Rebounds O/U 8.5 | 49% |
| Spread -6.5 | 48% |
| Aliyah Boston: Points O/U 15.5 | 48% |
| Aliyah Boston: Rebounds O/U 8.5 | 48% |
| O/U 191.5 | 48% |
| O/U 192.5 | 46% |
| O/U 193.5 | 44% |
| Kamilla Cardoso: Points O/U 15.5 | 31% |
| Courtney Vandersloot: Rebounds O/U 3.5 | 30% |
| Kamilla Cardoso: Assists O/U 2.5 | 30% |
| Caitlin Clark: Assists O/U 8.5 | 29% |
| Kelsey Mitchell: Points O/U 24.5 | 28% |
| Kelsey Mitchell: Assists O/U 2.5 | 28% |
| Natasha Cloud: Rebounds O/U 3.5 | 28% |
| Natasha Cloud: Points O/U 13.5 | 27% |
| Natasha Cloud: Assists O/U 6.5 | 27% |
| Aliyah Boston: Points O/U 16.5 | 27% |
| Caitlin Clark: Rebounds O/U 4.5 | 26% |
| Caitlin Clark: Points O/U 21.5 | 25% |
| Courtney Vandersloot: Assists O/U 6.5 | 25% |
| Aliyah Boston: Rebounds O/U 9.5 | 25% |
| Aliyah Boston: Assists O/U 3.5 | 22% |
| Sydney Taylor: Points O/U 18.5 | 8% |
| Sydney Taylor: Points O/U 17.5 | 5% |
Market context
Indiana Fever visit the Chicago Sky in a regular-season WNBA game, with Indiana priced as the stronger side after a 19-12 start and a projected five-and-a-half-point edge at ESPN. The crowd’s 67% win probability is broadly consistent with the teams’ recent form: Indiana is 7-3 over its last 10 and has been scoring 101.8 points per game in that stretch, while Chicago is 5-5 over its last 10 and has averaged 92.8 points. [1][7]
The clearest historical frame is the first meeting this season, when Indiana beat Chicago 114-106 in overtime on 11 June after Aliyah Boston and Caitlin Clark both posted 30-point double-doubles. That result also extends a one-sided head-to-head run, with CBS Sports noting the Sky have lost seven straight to the Fever entering this game. For a market priced at 67%, that matters because it suggests the current line is not just a form read but also a continuation of an established matchup edge. [4][8]
For traders, the main catalysts are team news and the late injury report rather than any structural angle. ESPN listed Sky injuries or absences including Skylar Diggins out with a knee issue, plus day-to-day tags on Azura Stevens and Sydney Taylor, while Indiana’s only listed absence was Damiris Dantas for the season. Chicago’s recent schedule also matters: it beat the Sparks on 5 August after narrow losses to Phoenix and Las Vegas, so any further rotation changes or minutes limits could swing a close game. [7][1]
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $51K.
Methodology
Sports-specific comparison page for Indiana Fever 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.
- 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.
- 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.
- 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.
- 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.
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