Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
86% | 14% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
86% | 14% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| <68m | 86% |
| 68-77m | 13% |
| 77-86m | 0% |
| 86-95m | 0% |
| >95m | 0% |
Market context
The animated sequel *Minions & Monsters* is currently dominating the domestic box office during the July 4th holiday frame, with its opening day grossing an estimated $14.23 million and earning an A- CinemaScore [1][4]. This performance has solidified a current crowd-implied probability of 86% YES for the market, which settles on whether the film will exceed its domestic opening weekend bracket, with final figures expected once the five-day period (July 1–5) concludes with non-estimated data [2].
Historical precedents for the franchise suggest a strong trajectory, as *Minions: The Rise of Gru* previously secured the biggest July 4th opening ever with $202 million globally, setting a high bar for this iteration [8]. While exhibitors and competing studios hold varied expectations, with estimates fluctuating between $60 million and $90 million for the five-day domestic period, the current tracking aligns closely with the $80 million projection [2][3]. This divergence between the lower $60 million floor and the higher $90 million ceiling creates a meaningful spread compared to the tight 86% implied probability, suggesting the market is pricing in a near-certain outcome despite the broader analyst uncertainty.
Traders should monitor the finalisation of the Wednesday through Sunday figures, as the settlement relies on confirmed non-studio estimates rather than preliminary tracking [3]. The film’s strong international performance in the UK, Latin America, and Germany, where it ranked No. 1 for Saturday previews, further supports the domestic momentum [3]. With the opening day already surpassing the $13.75 million tracking figure, the catalyst for the next move will be the confirmation of the full five-day gross, which Deadline reports is aiming for $80 million over the holiday weekend [1][2].
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
Resolution & payout
Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.
Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.
FAQ
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Kalshi vs Polymarket. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
Trade "Minions & Monsters" Opening Weekend Box Office on Kalshi vs Polymarket
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