Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets UK) Pick polygram.ink (preferred broker) |
1% | 99% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
1% | 99% | 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 |
|---|---|
| ↓ 1,900 | 1% |
| ↑ 2,250 | 0% |
| ↑ 2,200 | 0% |
| ↑ 2,150 | 0% |
| ↑ 2,100 | 0% |
| ↑ 2,050 | 0% |
| ↑ 2,000 | 0% |
| ↑ 1,950 | 0% |
| ↓ 1,850 | 0% |
| ↓ 1,800 | 0% |
| ↓ 1,750 | 0% |
| ↓ 1,700 | 0% |
| ↓ 1,650 | 0% |
| ↓ 1,600 | 0% |
Market context
Ethereum is trading around $1,900, far below the higher strike levels offered on some prediction platforms, so the contract is mainly a test of whether ETH can revisit the upper end of its recent range before the August 9 close. MetaMask and Investing.com both showed spot in the $1,914-$1,919 area on 9 August, while Robinhood’s event market priced very short-dated thresholds such as “$1,815 or above” at 98¢ and “$1,920 or above” at just 2¢, which points to a sharp drop-off in crowd confidence as the target moves above spot.[1][2][8] By contrast, the current market-implied probability on this contract is 0% YES, so the live crowd view here is materially more pessimistic than the near-certain odds seen on lower ETH thresholds elsewhere.[2]
The closest historical guide is the recent two-week trading band rather than any single headline move: Twelve Data showed ETH closing 9 August at about $1.92K after a July 10 close near $1.80K, while YCharts put the price at $1,907.44 on 6 August, down about 47% from a year earlier.[3][11] That context matters because a contract with a high upside strike can be left with little value even when ETH is stable, and the gap between a flat spot market and an “eventually hits” style market is often where pricing diverges most. Analyst-style prediction pages are also clustered close to current spot, with some placing August 2026 peaks around $1,965.86, which is much nearer to spot than the higher outcome bins implied by some sportsbook-style boards.[17]
Traders should watch the daily spot tape, exchange-specific highs, and any fresh catalyst that can extend or cap the range, particularly ETF flow commentary, staking-policy debate, and broader risk sentiment that has recently supported ETH around the $1,900 area.[4] CoinStats’ market wrap for 9 August cited spot ETF inflows and institutional yield strategies as structural support, but also noted ongoing debate over a staking-policy proposal, which is the sort of dependency that can move ETH quickly without changing the longer-term trend.[4] In practical terms, this contract is less about consensus on Ethereum’s direction and more about whether intraday volatility can push price into the required band before settlement, making the difference between prediction-market odds and headline price forecasts especially important.[2][17]
Methodology
We track What price will Ethereum hit on August 9? across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.
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.
UK Frequently Asked Questions
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Best Prediction Markets UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- 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.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Best Prediction Markets UK trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- What are the best prediction markets for UK traders in 2026?
- For UKGC-regulated markets: Betfair Exchange (sports, politics) and Smarkets (sports, politics, lower commission than Betfair). For broader global event prediction: Polymarket (deepest liquidity, 0% fee, USDC settlement). For US-regulated option: Kalshi (USD, limited UK payment options). Most serious UK traders use a combination of Betfair for regulated sports and Polymarket for broader markets.
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