Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via BTC Prediction) Pick polygram.ink (preferred broker) |
91% | 9% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open live market → |
Polymarket (direct) polymarket.com |
91% | 9% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| O/U 0.5 | 91% |
| AEK O/U 0.5 | 72% |
| 2nd Half O/U 0.5 | 71% |
| O/U 1.5 | 70% |
| 1st Half O/U 0.5 | 69% |
| PFK Levski Sofia O/U 0.5 | 69% |
| Both Teams to Score | 51% |
| AEK 2nd Half O/U 0.5 | 51% |
| PFK Levski Sofia 2nd Half O/U 0.5 | 48% |
| AEK 1st Half O/U 0.5 | 44% |
| O/U 2.5 | 43% |
| PFK Levski Sofia 1st Half O/U 0.5 | 41% |
| 2nd Half O/U 1.5 | 41% |
| AEK 2nd Half O/U 1.5 | 38% |
| AEK O/U 1.5 | 36% |
| PFK Levski Sofia O/U 1.5 | 32% |
| Team to Advance | 32% |
| 1st Half O/U 1.5 | 30% |
| Both Teams to Score in Second Half | 27% |
| O/U 3.5 | 24% |
| Both Teams to Score in First Half | 19% |
| 2nd Half O/U 2.5 | 19% |
| PFK Levski Sofia 2nd Half O/U 1.5 | 17% |
| AEK (-1.5) | 16% |
| AEK O/U 2.5 | 15% |
| PFK Levski Sofia (-1.5) | 14% |
| AEK 1st Half O/U 1.5 | 14% |
| PFK Levski Sofia O/U 2.5 | 13% |
| PFK Levski Sofia 1st Half O/U 1.5 | 13% |
| 1st Half O/U 2.5 | 11% |
| O/U 4.5 | 10% |
| AEK (-2.5) | 5% |
| PFK Levski Sofia (-2.5) | 4% |
| O/U 5.5 | 3% |
Market context
PFK Levski Sofia will face AEK Athens in a UEFA Champions League qualifying round match on 18 August 2026 at 3:00 PM ET. The fixture represents an early-stage European competition encounter where additional betting markets have been opened beyond standard match outcomes. Settlement occurs in USDC at the conclusion of the match, with the window closing at 19:00 UTC that day.
The 14% implied probability reflects the relative strength disparity between the two clubs historically. Levski Sofia, Bulgaria's most decorated side, has struggled in recent European campaigns, whilst AEK Athens has demonstrated greater consistency in Champions League qualification rounds. Comparable qualifying fixtures involving Bulgarian representatives show win probabilities typically ranging from 10–20% when facing Greek opposition of AEK's calibre. The current pricing sits within this band, suggesting the market has calibrated fairly to recent form data and squad composition rather than overweighting either team's brand value.
Traders should monitor team news releases and official UEFA fixture confirmations through mid-August, particularly regarding injury status of key players. Funding rates on major crypto pairs may shift if broader market volatility emerges during the settlement window, though direct correlation to this specific match outcome remains limited. The match falls outside major macroeconomic event windows, reducing exogenous pressure on USDC liquidity or exchange spot pricing that could affect settlement execution.
Methodology
This page reads PFK Levski Sofia vs. AEK - More Markets on-chain. Polymarket's quote comes directly from the Polygon order book — the only comparable venue with on-chain settlement. Kalshi (USD, off-chain), Betfair (GBP/EUR, off-chain) and Manifold (play-money) are listed alongside for venue context. Every CTA routes to BTC Prediction, which mirrors the Polymarket order book directly.
Resolution & payout
Settlement is on-chain via UMA Optimistic Oracle. A proposer posts the outcome with a bond, a two-hour dispute window opens, then the smart contract lifts winning conditional tokens to 1 USDC and sends payments to holders' wallets automatically. No withdrawal fees beyond Polygon gas.
Off-chain venues (Kalshi, Betfair, Smarkets) settle in local fiat through bank-side clearing — faster than SWIFT, slower than on-chain. Manifold pays no real cash.
UK Frequently Asked Questions
- What are crypto prediction markets?
- Crypto prediction markets are on-chain smart contracts where you buy YES or NO shares on a future crypto event (e.g. "BTC above $100k by year-end"). The market price between 0¢ and 100¢ is the implied probability.
- How does UMA secure the resolution?
- The UMA Optimistic Oracle uses a bond system: a proposer posts a bond, a two-hour challenge window opens. On dispute the losing side forfeits the bond — financial incentive for honest resolution.
- Is Polymarket legal in the UK?
- Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.
- Do I pay tax on prediction market profits in the UK?
- UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.
- How do I deposit on Polymarket from the UK?
- UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.
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