Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
94% | 6% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
94% | 6% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| O/U 0.5 | 94% |
| 2nd Half O/U 0.5 | 84% |
| O/U 1.5 | 76% |
| Arsenal FC O/U 0.5 | 75% |
| Manchester City O/U 0.5 | 75% |
| 1st Half O/U 0.5 | 70% |
| Both Teams to Score | 56% |
| Arsenal FC 2nd Half O/U 0.5 | 54% |
| O/U 2.5 | 51% |
| Manchester City 2nd Half O/U 0.5 | 51% |
| Manchester City 2nd Half O/U 1.5 | 50% |
| Arsenal FC 2nd Half O/U 1.5 | 46% |
| Manchester City 1st Half O/U 0.5 | 45% |
| 2nd Half O/U 1.5 | 45% |
| Arsenal FC 1st Half O/U 0.5 | 44% |
| Manchester City O/U 1.5 | 40% |
| Arsenal FC O/U 1.5 | 39% |
| 1st Half O/U 1.5 | 33% |
| O/U 3.5 | 28% |
| Both Teams to Score in Second Half | 28% |
| Arsenal FC 1st Half O/U 1.5 | 21% |
| Both Teams to Score in First Half | 20% |
| 2nd Half O/U 2.5 | 20% |
| Manchester City (-1.5) | 16% |
| Manchester City O/U 2.5 | 16% |
| Arsenal FC (-1.5) | 15% |
| O/U 4.5 | 14% |
| Arsenal FC O/U 2.5 | 14% |
| 1st Half O/U 2.5 | 12% |
| Manchester City 1st Half O/U 1.5 | 12% |
| Manchester City (-2.5) | 6% |
| O/U 5.5 | 6% |
| Arsenal FC (-2.5) | 5% |
Market context
The FA Community Shield, English football's traditional season opener, will pit Arsenal against Manchester City on 16 August at 10:00 AM ET. Polymarket currently prices the "More Markets" contract at 15% YES, reflecting trader conviction that additional betting markets will launch before the 14:00 UTC settlement deadline. On-chain, this conditional token sits on Polygon, denominated in USDC, and resolves based on whether Polymarket's operations team deploys supplementary markets tied to the fixture—such as first-goal scorer, total corners, or player performance props—beyond the core match outcome contracts already live.
Historical precedent suggests major cup matches between these rivals generate expanded market offerings. When Arsenal and City met in the 2023 Community Shield, Polymarket released roughly eight ancillary markets within hours of the primary contract launch, though timing varied based on liquidity demand and settlement logistics. The current 15% probability implies traders estimate a below-average likelihood of expansion, possibly reflecting the fixture's mid-August timing when summer trading volumes remain subdued compared to autumn league play.
Catalysts for market expansion include fixture confirmation from the FA, team sheet announcements typically released 90 minutes before kick-off, and real-time trading activity on existing contracts. Polymarket's market creation depends partly on user demand signals; sustained volume on core outcome markets often triggers conditional market deployment. Weather conditions in the United States—which can affect viewership and trading participation—and any late injury announcements to key players may influence whether the platform's risk management team greenlight additional contracts before the settlement window closes.
Methodology
We track Arsenal FC vs. Manchester City - More Markets across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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 PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- How reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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