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What price will Ethereum hit on June 30?

Polymarket vs Kalshi vs Betfair vs Smarkets for "What price will Ethereum hit on June 30?" — live odds, fees and KYC side-by-side.

↑ 1,750 0% ↑ 1,650 0% ↑ 1,600 0% ↓ 1,250 0% Volume: $170K Closes: 1 Jul 2026
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What price will Ethereum hit on June 30?

Platform comparison

PlatformYES oddsNO oddsFeeKYCSettlement
Polymarket (via Kalshi Alternative UK) Pick
polygram.ink (preferred broker)
 0% 100% 0% (USDC on-chain) No-KYC up to $1,500 USDC, auto via UMA oracle Trade this market →
Polymarket (direct)
polymarket.com
 0% 100% 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.

OutcomeProbability
↑ 1,7500%
↑ 1,6500%
↑ 1,6000%
↓ 1,2500%
↑ 1,9000%
↑ 1,7000%
↓ 1,5000%
↓ 1,3000%
↓ 1,3500%
↑ 1,8500%
↑ 1,8000%
↓ 1,5500%
↓ 1,4500%
↓ 1,4000%

Market context

The What price will Ethereum hit on June 30? prediction market currently prices this outcome at 0% YES. What price will Ethereum hit on June 30?

Methodology

This page compares What price will Ethereum hit on June 30? 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

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.
Is Betfair a Polymarket alternative?
Only partially. Betfair Exchange is UK-focused with a sports-betting emphasis; they have politics markets but with thinner liquidity than Polymarket. Settlement in GBP/EUR, 2-5% commission on winnings.
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.
Which platform supports Klarna/SOFORT?
Directly: none. Polymarket accepts only USDC on Polygon. Kalshi Alternative UK 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.
Emma RobertsEmma RobertsFinancial JournalistandSarah MitchellSarah MitchellPolitical Markets Writer

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