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 |
|---|---|
| O/U 0.5 | 100% |
| Atalanta BC O/U 0.5 | 100% |
| 2nd Half O/U 0.5 | 100% |
| Atalanta BC 2nd Half O/U 0.5 | 100% |
| Atalanta BC (-1.5) | 0% |
| Athletic Bilbao (-1.5) | 0% |
| Atalanta BC (-2.5) | 0% |
| Athletic Bilbao (-2.5) | 0% |
| O/U 1.5 | 0% |
| O/U 2.5 | 0% |
| O/U 3.5 | 0% |
| O/U 4.5 | 0% |
| O/U 5.5 | 0% |
| Both Teams to Score | 0% |
| Both Teams to Score in First Half | 0% |
| 1st Half O/U 0.5 | 0% |
| 1st Half O/U 1.5 | 0% |
| 1st Half O/U 2.5 | 0% |
| Atalanta BC O/U 1.5 | 0% |
| Atalanta BC O/U 2.5 | 0% |
| Athletic Bilbao O/U 0.5 | 0% |
| Athletic Bilbao O/U 1.5 | 0% |
| Athletic Bilbao O/U 2.5 | 0% |
| Atalanta BC 1st Half O/U 0.5 | 0% |
| Atalanta BC 1st Half O/U 1.5 | 0% |
| Athletic Bilbao 1st Half O/U 0.5 | 0% |
| Athletic Bilbao 1st Half O/U 1.5 | 0% |
| Both Teams to Score in Second Half | 0% |
| 2nd Half O/U 1.5 | 0% |
| 2nd Half O/U 2.5 | 0% |
| Atalanta BC 2nd Half O/U 1.5 | 0% |
| Athletic Bilbao 2nd Half O/U 0.5 | 0% |
| Athletic Bilbao 2nd Half O/U 1.5 | 0% |
Market context
Atalanta and Athletic Bilbao will meet in a pre-season friendly on 14 August at 2:45 PM ET, with this market tracking additional wagering options beyond standard match outcomes. The 0% implied probability suggests minimal liquidity or a market structure where this particular settlement category has not yet attracted meaningful trading volume. Across major platforms, this fixture presents a useful case study in how book operators handle niche friendly-match markets: Polymarket's AMM-based pricing may show wider spreads than Kalshi's order-book model, whilst Betfair's decimal-odds display and Smarkets' fractional equivalent can obscure identical probabilities to traders unfamiliar with format conversion.
Pre-season friendlies historically attract lower prediction-market participation than competitive fixtures, particularly when neither club is in a major domestic league's opening weekend. Atalanta's recent Europa League campaigns and Athletic Bilbao's consistent La Liga presence mean both squads will field competitive lineups, but the lack of points at stake typically depresses both trading volume and price discovery across all platforms. KYC requirements differ materially: Kalshi enforces full US residency verification, whilst Betfair and Smarkets operate under UK and EU licensing with lighter onboarding, potentially fragmenting liquidity.
Traders should monitor team news releases and pre-match squad announcements through 13 August, as injury updates or rotation decisions often shift sentiment in friendly markets. Neither club has announced unusual preparation schedules as of early August 2026. Settlement timing at 18:45 UTC aligns with typical European evening kick-off windows, reducing settlement-delay risk relative to Asian fixtures.
Methodology
This page compares Atalanta BC vs. Athletic Bilbao - More Markets 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.
- 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. 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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