Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) Pick polygram.ink (preferred broker) |
69% | 31% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
69% | 31% | 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 |
|---|---|
| Caitlin Clark: Rebounds O/U 3.5 | 69% |
| Caitlin Clark: Points O/U 16.5 | 67% |
| Caitlin Clark: Assists O/U 6.5 | 66% |
| Dominique Malonga: Points O/U 16.5 | 65% |
| Kelsey Mitchell: Points O/U 21.5 | 63% |
| O/U 173.5 | 59% |
| Caitlin Clark: Points O/U 17.5 | 59% |
| Kelsey Mitchell: Assists O/U 2.5 | 56% |
| O/U 174.5 | 56% |
| Spread -8.5 | 56% |
| Aliyah Boston: Rebounds O/U 8.5 | 55% |
| O/U 175.5 | 55% |
| Jade Melbourne: Assists O/U 3.5 | 53% |
| O/U 176.5 | 53% |
| Spread -9.5 | 52% |
| Dominique Malonga: Rebounds O/U 9.5 | 52% |
| Natisha Hiedeman: Points O/U 15.5 | 51% |
| Kelsey Mitchell: Points O/U 22.5 | 50% |
| Dominique Malonga: Points O/U 17.5 | 50% |
| Aliyah Boston: Points O/U 16.5 | 48% |
| Flau'jae Johnson: Points O/U 14.5 | 48% |
| Caitlin Clark: Rebounds O/U 4.5 | 43% |
| Caitlin Clark: Assists O/U 7.5 | 43% |
| Natisha Hiedeman: Assists O/U 4.5 | 41% |
| Flau'jae Johnson: Assists O/U 3.5 | 40% |
| Natisha Hiedeman: Rebounds O/U 3.5 | 38% |
| Flau'jae Johnson: Rebounds O/U 5.5 | 28% |
| Seattle Storm vs. Indiana Fever | 21% |
Market context
The Seattle Storm travel to Indiana tonight for a 7:30PM ET WNBA matchup against the Indiana Fever, with the market pricing a Fever win at 21% despite the visitors’ severe struggles. The Storm sit at 6-20 overall and 1-12 in the Western Conference, while the Fever are 14-10 and 5-4 in the East, having just beaten Seattle 89-78 on May 17 when Caitlin Clark recorded 21 points and 10 assists [1][3].
Historically, a 21% implied probability for the home side in this fixture aligns with past outcomes where the Storm’s poor form outweighed their name; in their May meeting, the Fever won by 11 points with Clark dominating, and the Storm have lost 12 of 13 conference games since [3][7]. Comparable cases from the 2025 season show the Storm winning narrow games only when key scorers like Ogwumike were active, but their current 6-20 record suggests no such catalyst is present [1][2].
Traders should monitor pre-game injury reports for Clark and Storm guard Jewell Loyd, as both teams’ form hinges on their availability, and check for any weather-related delays that could postpone the game, keeping the market open until completion [1]. ESPN’s game preview notes Johnson’s 25-point outing for Seattle in their last appearance, but that performance did not translate to a win against Indiana, reinforcing the Fever’s current superiority [1].
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $93K.
Methodology
Sports-specific comparison page for Seattle Storm vs. Indiana Fever. 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.
- 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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