Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Trump Prediction) Pick polygram.ink (preferred broker) |
83% | 17% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
83% | 17% | 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 |
|---|---|
| <900m | 83% |
| 900 - 920m | 13% |
| 920 - 940m | 2% |
| 1080m+ | 1% |
| 940 - 960m | 0% |
| 960 - 980m | 0% |
| 980 - 1000m | 0% |
| 1000 - 1020m | 0% |
| 1020 - 1040m | 0% |
| 1040 - 1060m | 0% |
| 1060 - 1080m | 0% |
Market context
Sony Pictures' Spider-Man: Brand New Day is scheduled to release on 31 July 2026, with this market tracking its domestic box office performance through the end of August—a 32-day window capturing opening weekend momentum and the critical first month of theatrical run. The 83% crowd probability suggests traders expect the film to clear the higher strike thresholds, reflecting confidence in the franchise's sustained commercial appeal despite market saturation in the superhero genre.
Comparable Spider-Man releases provide the primary historical benchmark. Spider-Man: No Way Home grossed $804 million domestically and opened to $260 million in its first weekend (December 2021), whilst Spider-Man: Across the Spider-Verse earned $690 million globally with a $120 million domestic opening (June 2023). The Brand New Day title references the 2008 comic storyline reboot, suggesting narrative weight that may drive opening-weekend performance. Summer 2026 release timing positions the film against typical blockbuster competition but outside peak summer corridors, potentially affecting per-screen averages during the August settlement window.
Traders should monitor Sony's marketing spend and critical reception following premiere screenings in June 2026, as early reviews will shape the crucial opening-weekend multiplier. Box Office Pro and Deadline typically publish pre-release forecasts by late June. International performance data from early markets (UK, Australia) arriving in late July will signal whether the film's appeal extends beyond core domestic audiences, affecting domestic hold rates through August. Any production delays or release-date shifts announced before July would immediately reset market expectations.
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 "Spider-Man: Brand New Day" total domestic gross by August 31? (Higher Strikes) 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.
- Which platform has the deepest political liquidity?
- Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Trump Prediction route into the same order book at 0% fees.
- How fast do political markets react to news?
- High-liquidity markets move within seconds to minutes. A Trump tweet on the economy can shift the "Trump 2024" market 2-5 points before mainstream media has written anything.
- 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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