Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Best Prediction Markets UK) 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 → |
Market context
Ethereum is trading just above the \( \$1,900 \) area on Binance, so the market is effectively asking whether the noon ET close on 22 July finishes above the noon ET close on 21 July, rather than whether ETH can stage a large directional move. Recent reference prices put ETH around \( \$1,933 \) to \( \$1,937 \), with Binance showing roughly \( \$1,933.53 \) and Investing.com’s Binance data showing \( \$1,937.31 \) against a previous close of \( \$1,915.00 \).[1][6] That leaves the contract’s crowd-implied 98% YES reading as a very strong lean towards a one-day rise, but not an extreme outlier versus the spot tape, which had already been firm into Tuesday afternoon ET.[7][8]
Comparable cross-market signals are broadly consistent with an upward bias, but not unanimous. Polymarket’s July 21 ETH price market was pinned to the \( 1,900\text{–}2,000 \) band at 100%, which aligns with traders seeing ETH as range-bound near current levels rather than breaking materially lower.[2] Binance’s own price page also frames ETH as a high-liquidity asset with recent strength, and its market data shows sizeable turnover, which can keep intraday moves tight even when momentum is positive.[3][7] In practical terms, a 98% YES price implies little room for surprise unless ETH weakens sharply into the settlement hour.
The main catalysts are the same ones that drive short-dated ETH swings: broader risk sentiment, Bitcoin’s lead, and any market-moving commentary around US macro data or ETF-related flows. On 21 July, Yahoo Finance reported that crypto prices rose as investors’ risk appetite returned, with ETH opening higher and trading near \( \$1,936 \) intraday, which is the kind of backdrop that supports a bullish comparison into the next day’s noon candle.[8] Traders should also watch for sudden liquidity shifts around the Binance US session and any network or regulatory headlines, because this contract resolves strictly on Binance’s noon ET close-to-close comparison, not on a wider market average.
Methodology
This page reviews Ethereum Up or Down on July 22? across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Best Prediction Markets UK, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- 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.
- 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.
Trade Ethereum Up or Down on July 22? on Best Prediction Markets UK
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