Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Trump Prediction) Pick polygram.ink (preferred broker) |
56% | 44% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
56% | 44% | 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 |
|---|---|
| Dominique Malonga: Rebounds O/U 7.5 | 56% |
| O/U 181.5 | 54% |
| Sabrina Ionescu: Assists O/U 5.5 | 53% |
| O/U 182.5 | 52% |
| Natisha Hiedeman: Rebounds O/U 2.5 | 51% |
| Sabrina Ionescu: Points O/U 19.5 | 49% |
| Breanna Stewart: Assists O/U 3.5 | 49% |
| Flau'jae Johnson: Assists O/U 2.5 | 49% |
| O/U 183.5 | 49% |
| Jonquel Jones: Points O/U 14.5 | 48% |
| Spread -8.5 | 47% |
| O/U 184.5 | 46% |
| Spread -9.5 | 44% |
| Natisha Hiedeman: Assists O/U 5.5 | 43% |
| Jade Melbourne: Assists O/U 3.5 | 36% |
| Natisha Hiedeman: Points O/U 16.5 | 35% |
| Jonquel Jones: Assists O/U 2.5 | 35% |
| Breanna Stewart: Rebounds O/U 8.5 | 33% |
| Flau'jae Johnson: Rebounds O/U 4.5 | 32% |
| Breanna Stewart: Points O/U 22.5 | 31% |
| Jonquel Jones: Rebounds O/U 8.5 | 31% |
| Dominique Malonga: Points O/U 15.5 | 30% |
| Pauline Astier: Points O/U 8.5 | 29% |
| Flau'jae Johnson: Assists O/U 3.5 | 28% |
| Sabrina Ionescu: Rebounds O/U 4.5 | 25% |
| Seattle Storm vs. New York Liberty | 24% |
Market context
Seattle’s meeting with New York is a straight WNBA moneyline-style read: the Liberty have been the stronger side on the broader sample, but the Storm have already shown they can beat this opponent, which keeps a live underdog angle in the price. The current **24% yes** implies the market is treating Seattle as a clear outsider rather than a long shot with no path; that fits recent form, where New York won 95-83 on 3 August, yet Seattle had earlier snapped a long losing run by beating the Liberty 99-88 on 25 June.[2][3][4][8]
For comparable cases, the key cue is whether the market is leaning on the most recent result or on season-long baseline strength. ESPN’s pregame numbers before the 3 August game had New York at 17-13 and 8-5 at home, with Seattle 6-25 and 2-14 on the road, while the Liberty were averaging 89.9 points and Seattle 88.0 points allowed, a profile that normally supports New York as the more likely winner.[6] Even so, the Storm’s June upset shows that one matchup can diverge sharply from the season record, so a sub-25% implied probability is best read as a compromise between form and head-to-head variance.[4][6]
The main catalyst is the scheduled tip-off and any late injury or rotation news, rather than a debate-style or finance-style trigger; the market will move almost entirely on pre-game availability and in-game scoring updates. ESPN’s live game page shows the contest set for 5 August, and current team listings indicate Seattle without named injuries while New York has had players listed out in recent previews, which is the kind of dependency traders should watch right up to tip.[7][6] If the game is played as scheduled, the result will resolve on the final score including overtime; postponement keeps it open, while cancellation would push it to 50-50 by market rules.
Live Data & Statistics
Live stats load when the match begins. Current market odds are shown above. Trading volume: $89K.
Methodology
Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for Seattle Storm vs. New York Liberty plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.
Resolution & payout
For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.
UK Frequently Asked Questions
- How accurate are political prediction markets?
- Historically more accurate than polls. Polymarket's Brier score on US 2024 elections was ~0.11 — better than 538 (~0.14) and every mainstream poll. Markets aggregate information with real skin in the game.
- Can prediction markets influence election outcomes?
- Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.
- Are political prediction markets legal in my country?
- It varies. They sit in legal gray areas in most jurisdictions. Polymarket is geo-blocked from US/UK/EU; some broker frontends have a different geo footprint. Trade only with capital you can afford to lose, and only if you understand the legal status in your jurisdiction.
- Why do Polymarket and Kalshi differ on elections?
- Kalshi must follow CFTC compliance — strict definitions, clear resolution sources, US citizens only with KYC. Polymarket operates globally without CFTC oversight — deeper liquidity, but also higher regulatory risk.
- Are UK election prediction markets available from the UK?
- Yes. Betfair Exchange and Smarkets offer UKGC-regulated UK election markets (seat counts, party share, constituency results). Polymarket also lists UK election contracts with deeper global liquidity. Betfair winnings are typically tax-free for UK individuals; Polymarket profits are subject to HMRC CGT.
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