Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 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 |
|---|---|
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| O/U 3.5 | 100% |
| Both Teams to Score | 100% |
| 1st Half O/U 0.5 | 100% |
| Sport Lisboa e Benfica O/U 0.5 | 100% |
| Sport Lisboa e Benfica O/U 1.5 | 100% |
| Académico de Viseu FC O/U 0.5 | 100% |
| Académico de Viseu FC O/U 1.5 | 100% |
| Sport Lisboa e Benfica 1st Half O/U 0.5 | 100% |
| 2nd Half O/U 2.5 | 100% |
| Sport Lisboa e Benfica 2nd Half O/U 0.5 | 100% |
| Académico de Viseu FC 2nd Half O/U 0.5 | 100% |
| Both Teams to Score in Second Half | 99% |
| 2nd Half O/U 0.5 | 99% |
| 2nd Half O/U 1.5 | 99% |
| Académico de Viseu FC 2nd Half O/U 1.5 | 99% |
| O/U 4.5 | 66% |
| Sport Lisboa e Benfica O/U 2.5 | 61% |
| Sport Lisboa e Benfica 2nd Half O/U 1.5 | 50% |
| O/U 5.5 | 26% |
| Sport Lisboa e Benfica (-1.5) | 21% |
| Académico de Viseu FC O/U 2.5 | 10% |
| Sport Lisboa e Benfica (-2.5) | 5% |
| Académico de Viseu FC (-1.5) | 0% |
| Académico de Viseu FC (-2.5) | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 1.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| Sport Lisboa e Benfica 1st Half O/U 1.5 | 0% |
| Académico de Viseu FC 1st Half O/U 0.5 | 0% |
| Académico de Viseu FC 1st Half O/U 1.5 | 0% |
Market context
Sport Lisboa e Benfica face Académico de Viseu in a Primeira Liga match at Estádio da Luz, and the market’s **21% YES** on “more markets” sits well below what the football baseline would suggest for a Benfica fixture. Most public preview sources rate Benfica as the stronger side on recent scoring and home form: FootyStats’ season aggregates show Benfica scoring 2.9 goals per match overall and 3.5 at home, while Académico de Viseu’s away scoring rate is listed at 1.6 goals per match[4]. That kind of gap usually leaves room for several ancillary markets to clear, which is why a sub-one-in-four probability looks cautious rather than aggressive[4][5].
The main comparison point is the wider pricing ecosystem. Sportsbook and preview pages list the same match but do not show a consensus that would obviously justify a 21% read-through for “more markets”; instead, the analytical frame is that Benfica are the clear quality side, even though exact line movement is not fully visible in the supplied sources[3][13][17]. Historical data are thin for this exact pairing, with several databases showing no meaningful head-to-head sample or only fragmentary records, so traders should lean more on current team strength, home advantage, and market structure than on direct H2H[6][16]. One recent match boxscore also points to the sort of Benfica dominance that can produce multiple correlated markets, including higher possession and shot volume[9].
The catalysts to watch are line-up confirmations, the starting striker and full-back selections, and any late team-news that changes Benfica’s attacking ceiling or Académico de Viseu’s ability to keep the game compressed. Kick-off timing is fixed for 3:30 pm ET, so the important dependency is whether pre-match information confirms Benfica’s first-choice XI or indicates rotation around the club’s schedule, because that is the main factor most likely to move derivative markets before settlement[3][12].
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
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- 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'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.
- 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.
- 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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