Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Alternative UK) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| ↓ 1,850 | 100% |
| ↑ 1,900 | 2% |
| ↓ 1,800 | 1% |
| ↑ 2,200 | 0% |
| ↑ 2,150 | 0% |
| ↑ 2,100 | 0% |
| ↑ 2,050 | 0% |
| ↑ 2,000 | 0% |
| ↑ 1,950 | 0% |
| ↓ 1,750 | 0% |
| ↓ 1,700 | 0% |
| ↓ 1,650 | 0% |
| ↓ 1,600 | 0% |
| ↓ 1,550 | 0% |
Market context
Ethereum’s August 2 print is being traded against a very wide spread of price forecasts, but the live market is showing a much tighter near-term stance. Robinhood’s event ladder has ETH at $1,865 or above priced at 99¢, $1,870 or above at 99¢, and $1,875 or above at 1¢, while third-party prediction pages for the same August window cluster anywhere from roughly $1,750 to above $3,000 depending on methodology.[4][5][12][13] That gap matters for platform comparison: Polymarket-style markets typically quote direct implied probabilities, whereas Kalshi and Betfair are easier to read as price/odds products, and the realised cost also differs once fees, spreads, and access constraints are included. KYC is another divider, with regulated venues such as Kalshi and Smarkets generally requiring more formal identity checks than open crypto-native venues.
For context, August ETH calls have often been read through momentum and seasonality rather than single fundamental breakthroughs. Recent August 2026 commentary has leaned cautious-to-neutral, with one market note saying ETH started the month around $1,867 and that a move to $2,200-$2,500 would need a stronger catalyst than the current backdrop provides.[3] Other forecast desks are more bullish, but their ranges are broad enough to show how little consensus there is on whether ETH can clear key round numbers by the settlement window.[1][2][14]
Traders should watch spot-crypto volatility, ETF flow headlines, and any change in macro risk appetite, because this market settles on a specific intraday timestamp rather than a monthly average.[3] If ETH is already near the threshold on competing books, small moves around that cut-off can matter more than the broader direction. Platform mechanics also matter here: on Polymarket the stated 0% YES crowd price can move quickly if liquidity is thin, while on Kalshi, Betfair, or Smarkets the same view may appear as a low decimal price or long odds after commission and local access rules are applied.
Methodology
This page compares What price will Ethereum hit on August 2? specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. The live probability is the Polymarket mid; the comparison columns summarise each venue's fee structure, KYC, settlement currency and payment rails. Every CTA routes to Kalshi Alternative UK, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
Settlement is the biggest difference between the four platforms: Polymarket on-chain in USDC (instant), Kalshi USD via CFTC (T+1), Betfair and Smarkets in local currency via bank withdrawal (T+1 to T+3). On-chain settlement clears in minutes — the fastest payout path of the four.
FAQ
- Polymarket vs Kalshi — which is better?
- Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
- What does Polymarket cost vs Kalshi?
- Polymarket: 0% fees, only Polygon network costs (~$0.01/trade). Kalshi: up to 7% per trade plus spread. For high-frequency traders, Polymarket is dramatically cheaper.
- What about Smarkets as an alternative?
- Smarkets is a UK betting exchange with a lower default commission (2%) than Betfair. Liquidity on political markets is below Polymarket, comparable to Kalshi. Geo-blocked in many jurisdictions.
- Which platform is accessible globally?
- Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. Kalshi Alternative UK has a different geo footprint and routes to Polymarket's order book at 0% fees.
- Are all these platforms regulated?
- No. Kalshi is CFTC-regulated (US). Betfair and Smarkets are UK Gambling Commission licensed. Polymarket operates without explicit regulation — a different risk profile than a regulated sportsbook.
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