Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
14% | 86% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
14% | 86% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on PolyGram → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on PolyGram → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on PolyGram → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on PolyGram → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on PolyGram.
Active sub-markets
| West Ham United FC | 14% YES | 86% NO |
| Draw (West Ham United FC vs. Arsenal FC) | 22% YES | 79% NO |
| Arsenal FC | 64% YES | 37% NO |
Market context
West Ham United will host Arsenal in a Premier League fixture on Sunday, 10 May 2026. The 14% implied probability reflects a substantial underdog position for the home side, consistent with Arsenal's stronger league standing in recent seasons and West Ham's mid-table trajectory. This settlement window closes at 15:30 UTC on match day, allowing traders to adjust positions through team news and final lineups.
Historically, West Ham's home record against top-six sides has been mixed. Over the past three seasons, the club has secured occasional victories against established rivals but more often drawn or lost to sides with Arsenal's resources and consistency. Arsenal's away form, whilst generally reliable, has shown vulnerability in specific fixtures where pressing intensity breaks down. The current 14% probability leans heavily on Arsenal's favoured status rather than West Ham's demonstrated capacity to trouble them at the London Stadium.
Key catalysts include confirmed team sheets released on match morning, injury updates to key players in both squads, and any late tactical adjustments. Arsenal's fixture congestion in early May—potentially involving European commitments—could affect squad rotation and player availability. West Ham's league position and remaining objectives will influence their approach; a side fighting for European qualification may adopt a more aggressive setup than one already secure in mid-table. Recent form in the weeks preceding the match will be material, particularly any momentum shifts that alter the underlying strength differential between the sides.
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 West Ham United FC vs. Arsenal FC 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.
FAQ
- Where can I trade this market with the lowest fees?
- On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- What does it cost to trade on PolyGram?
- Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.
- 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?
- Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.
- 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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