Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Sport Prediction) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 1,400 | 100% |
| 1,500 | 100% |
| 1,600 | 100% |
| 1,700 | 100% |
| 1,800 | 100% |
| 1,900 | 99% |
| 2,000 | 93% |
| 2,100 | 39% |
| 2,200 | 5% |
| 2,300 | 1% |
| 2,400 | 0% |
Market context
This market resolves based on Ethereum's closing price on the Binance ETH/USDT pair at precisely 12:00 noon Eastern Time on 20 August 2026, using the 1-minute candle data available on Binance's spot trading interface. The settlement window closes at 16:00 UTC that same day, allowing a four-hour window after the noon ET reference point for price confirmation and dispute resolution.
The 100% crowd-implied probability reflects the inherent difficulty in predicting a specific price level nearly two years forward. Ethereum's historical volatility—ranging from sub-$1,000 to over $4,800 across recent market cycles—means almost any threshold carries meaningful uncertainty. Comparable long-dated crypto markets on prediction platforms typically show compressed probabilities when the settlement date extends beyond twelve months, as the compounding effect of daily price movements creates wide confidence intervals. The specificity of the noon ET timestamp and single-exchange resolution adds another layer of precision risk; Ethereum trades continuously across multiple venues with occasional microsecond-level discrepancies.
Traders monitoring this market should track Ethereum's development roadmap, particularly any major protocol upgrades or changes to staking economics that could shift long-term valuations. Macroeconomic shifts affecting risk appetite—Federal Reserve policy, inflation data, and broader cryptocurrency adoption trends—will likely dominate price direction over the two-year horizon. The Binance platform's operational status and any potential regulatory changes affecting the exchange's operations in key jurisdictions represent technical dependencies that could affect settlement reliability, though such scenarios remain low-probability events.
Methodology
Sports-specific comparison page for Ethereum above … on August 20?. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
UK Frequently Asked Questions
- Are prediction markets better than sports betting?
- Prediction markets tend toward tighter odds than bookmakers because they use peer-to-peer exchange rather than bookmaker margin. On major matches, Polymarket quotes typically sit 2-5% closer to the true probability model than bet365 or DraftKings.
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- 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%.
Trade Ethereum above … on August 20? on Sport Prediction
Live order book, 0% fees, USDC settlement in seconds.
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