Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Alternative UK) Pick polygram.ink (preferred broker) |
95% | 5% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
95% | 5% | 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 |
|---|---|
| ↑ 64,000 | 95% |
| ↑ 66,000 | 37% |
| ↓ 60,000 | 17% |
| ↑ 68,000 | 11% |
| ↓ 58,000 | 5% |
| ↑ 70,000 | 4% |
| ↓ 56,000 | 3% |
| ↑ 72,000 | 1% |
| ↓ 54,000 | 1% |
| ↓ 52,000 | 1% |
| ↓ 50,000 | 1% |
| ↑ 76,000 | 0% |
| ↑ 74,000 | 0% |
| ↓ 48,000 | 0% |
Market context
Bitcoin will trade through the first week of August in a market still split between consolidation and a breakout attempt. On Polymarket, the event currently shows **0% YES** in your prompt, but the platform’s live book for this same market has the leading bands clustered around **$74,000–$76,000 at 50% each**, which suggests traders are not pricing a decisive move far beyond the nearby range.[2] That matters for comparison purposes: Polymarket quotes **implied probability** directly, while Betfair and Smarkets typically present **decimal odds** that need converting into probabilities, and their end-user cost differs because Betfair’s exchange commission and Smarkets’ lower flat commission affect realised pricing in a way Polymarket’s fee model does not.[2]
Recent commentary around August places Bitcoin in a broadly **$60,000–$68,000** corridor unless macro data or ETF flows force a reset. Yahoo Finance cited a technical setup in which **$60,965** separates a rangebound August from a move towards **$41,266**, while another August outlook framed **$60,000–$65,500** as the base case and noted that hotter inflation could pressure risk assets before the Federal Reserve’s September decision.[1][5] Comparable forecasts from other outlets also cluster around the low-to-mid $60,000s, which helps explain why a short-dated “hit” market can remain sensitive to relatively small spot moves.[7][10]
Traders should watch the **US inflation release on 12 August**, because it sits just after this market’s settlement window and can still influence late-week positioning if the move starts before then.[5] In the nearer term, the main drivers are Bitcoin ETF flow updates, any shift in Fed-rate expectations, and whether BTC holds the **$59,500–$60,000** support area cited by several analysts; that mix is why books may diverge more on pricing format and access than on the underlying directional debate.[13][14] KYC reach also matters: Polymarket access is more geographically limited than exchange-style venues such as Smarkets, so the composition of traders can differ even when the headline market looks similar.
Methodology
We read What price will Bitcoin hit August 3-9? from four platform perspectives: Polymarket (on-chain CLOB), Kalshi (CFTC-regulated exchange), Betfair Exchange (sports book exchange), Smarkets (peer-to-peer betting exchange). Polymarket's live mid is the canonical probability; the side-by-side columns benchmark fees, KYC, settlement currency and deposit rails so you can choose the venue that fits your jurisdiction and trade size.
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.
- 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.
- 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.
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