Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Robinhood Prediction Markets) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| ↓ 1,900 | 100% |
| ↓ 1,800 | 8% |
| ↓ 1,700 | 1% |
| ↑ 2,700 | 0% |
| ↑ 2,600 | 0% |
| ↑ 2,500 | 0% |
| ↑ 2,400 | 0% |
| ↑ 2,300 | 0% |
| ↑ 2,200 | 0% |
| ↑ 2,100 | 0% |
| ↓ 1,600 | 0% |
| ↓ 1,500 | 0% |
| ↓ 1,400 | 0% |
| ↓ 1,300 | 0% |
Market context
Ethereum is trading around the high-$1,700s to low-$1,900s, depending on the venue and timestamp, which matters because this market is about the *in-week touch* rather than a closing price. Recent snapshots show ETH around $1,788 on Kraken, $1,739 in Investing.com’s historical feed, and near $1,948–$1,969 on Yahoo and Fortune earlier in the week, while July itself finished up about 13% after starting near $1,571 and ending around $1,778.[12][1][9][7][15]
That backdrop helps explain why a crowd-implied 0% YES on a price target should be read cautiously: Polymarket-style event pricing can diverge sharply from Betfair, Smarkets, or Kalshi because one venue may quote decimal odds while another displays implied probability, and fee/KYC access can change who is actually able to trade. For comparison, recent third-party forecasts have scattered widely, with some models projecting August lows near $1,717 and others expecting a move back above $2,700, while spot ranged from roughly $1,860 to $1,968 in the days around 27 July.[3][8][10]
Traders will be watching whether ETH can hold above the low-$1,800s or lose the recent rebound, because the market’s settlement window runs to 3 August 04:00 UTC, so any late-week breakouts or reversals can still decide the outcome. The main catalysts are continuation of spot ETF flow trends, broader crypto risk sentiment, and any major Ethereum roadmap or ecosystem announcements; Capital.com noted on 27 July that ETH was trading near $1,952 amid ETF inflows and a reclaim of short-term moving-average levels.[8]
Methodology
This page compares What price will Ethereum hit July 27-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 Robinhood Prediction Markets, 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.
- Which platform has the deepest liquidity?
- Polymarket — by a wide margin. Top markets reach $50-500M volume, Kalshi ~$200M cumulative, Betfair similar. Deeper liquidity means your trade moves the quote less.
- Which platform is accessible globally?
- Polymarket is geo-blocked in the US/UK/EU. Kalshi is US-only. Betfair and Smarkets are UK-restricted. Robinhood Prediction Markets has a different geo footprint and routes to Polymarket's order book at 0% fees.
- Which platform supports Klarna/SOFORT?
- Directly: none. Polymarket accepts only USDC on Polygon. Robinhood Prediction Markets offers a fiat on-ramp via Klarna or SOFORT (DE/AT/CH) and converts internally to USDC for the Polymarket order book. T+1 processing.
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