Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
PolyGram Pick polygram.ink |
1% | 99% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on PolyGram → |
Polymarket polymarket.com |
1% | 99% | 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
| Liverpool FC (-1.5) | 1% YES | 100% NO |
| Brentford FC (-1.5) | 0% YES | 100% NO |
| Liverpool FC (-2.5) | 0% YES | 100% NO |
| Brentford FC (-2.5) | 0% YES | 100% NO |
| O/U 0.5 | 100% YES | 0% NO |
| O/U 1.5 | 100% YES | 0% NO |
Market context
Liverpool and Brentford meet on 24 May in what will be the final day of the 2025–26 Premier League season. The 24% implied probability on Polymarket reflects a significant underdog position for Brentford at Anfield, though the settlement window closes at 15:00 UTC—well before the 16:00 kick-off—meaning traders must commit before team sheets are confirmed. This timing asymmetry differs markedly from Betfair's in-play markets, which remain open through the match itself, and from Kalshi's US-focused sports offerings, which typically settle post-event with full information. Smarkets' decimal odds format (roughly 4.17 on this probability) appeals to European traders accustomed to fractional thinking, whilst Polymarket's percentage display suits US-based participants; both platforms charge taker fees that compress expected value differently depending on position size.
Historical precedent suggests final-day matches often trade at extremes. When title races or relegation battles hinge on the outcome, probability shifts can be violent; when both teams' fates are sealed beforehand, prices flatten. Liverpool's European commitments and injury record through spring will be critical—any squad rotation announcement typically triggers repricing within hours on Betfair, where liquidity is deepest, before trickling to smaller venues. Brentford's recent form, fixture congestion, and whether either side has secured European qualification by late May will determine whether this 24% reflects genuine match uncertainty or simply the home-ground advantage. Traders should monitor official team news from 48 hours prior; Kalshi's KYC requirements may delay position entry for some, whilst Smarkets' lower friction could allow faster reaction to late-breaking information.
Methodology
We read Liverpool FC vs. Brentford FC - More Markets from four platform perspectives: Polymarket (on-chain CLOB), Kalshi (CFTC-regulated exchange), Betfair Exchange (sports book exchange), Smarkets (peer-to-peer betting exchange). Polymarket's live quote comes directly from the Polygon order book; the other three are listed with their platform attributes — fees, KYC, settlement currency, payment options — because a 1:1 contract comparison without API access would be guesswork.
Resolution & payout
Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.
Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.
FAQ
- Is this market available outside the US?
- PolyGram is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.
- 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?
- 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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