Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Robinhood Prediction Markets) Pick polygram.ink (preferred broker) |
38% | 62% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
38% | 62% | 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 |
|---|---|
| ↑ 66,000 | 38% |
| ↓ 62,000 | 38% |
| ↓ 60,000 | 9% |
| ↑ 68,000 | 8% |
| ↓ 58,000 | 3% |
| ↑ 70,000 | 2% |
| ↑ 74,000 | 1% |
| ↑ 72,000 | 1% |
| ↓ 56,000 | 1% |
| ↓ 54,000 | 1% |
| ↑ 78,000 | 0% |
| ↑ 76,000 | 0% |
| ↓ 52,000 | 0% |
| ↓ 50,000 | 0% |
Market context
Bitcoin's price action during the week of 10–16 August 2026 will depend on macroeconomic releases, Federal Reserve communications, and any significant regulatory announcements affecting digital assets. The settlement window captures a single seven-day period, making this a narrow volatility bet rather than a directional long-term position. Current crowd-implied probability sits at 0% YES across the platform, suggesting either an extremely high strike price or minimal liquidity and participation in this particular contract.
Historical precedent shows that weekly Bitcoin price ranges of 5–15% are routine during periods of elevated market uncertainty, yet the 0% reading across platforms indicates traders are either pricing in an exceptionally specific outcome or the market lacks sufficient depth to reflect genuine uncertainty. On Polymarket, such extreme probabilities often reflect low order-book activity; Kalshi's regulated US framework and Betfair's decimal-odds display may show different participation patterns for the same underlying event, particularly if the strike price targets a historically unlikely level. Smarkets' commission structure and KYC requirements also influence which trader cohorts engage with crypto-volatility contracts, potentially explaining divergence in probability estimates.
Traders should monitor the US economic calendar for that week—particularly any inflation data or employment figures released before 16 August—as well as statements from major cryptocurrency exchanges regarding custody or regulatory compliance. Bitcoin's correlation with equity futures and Treasury yields remains a primary driver; any unexpected shift in rate-cut expectations could trigger sharp intraweek moves. The settlement window's brevity means overnight gaps or flash volatility events carry outsized importance relative to longer-dated contracts.
Methodology
This page compares What price will Bitcoin hit August 10-16? 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.
- 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.
- 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.
- 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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