Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Robinhood Prediction Markets) Pick polygram.ink (preferred broker) |
97% | 3% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
97% | 3% | 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 | 97% |
| BK Hacken O/U 0.5 | 88% |
| O/U 1.5 | 87% |
| 2nd Half O/U 0.5 | 86% |
| 1st Half O/U 0.5 | 79% |
| AIK O/U 0.5 | 76% |
| O/U 2.5 | 68% |
| BK Hacken 2nd Half O/U 0.5 | 68% |
| Both Teams to Score | 67% |
| BK Hacken O/U 1.5 | 61% |
| BK Hacken 1st Half O/U 0.5 | 60% |
| 2nd Half O/U 1.5 | 57% |
| AIK 2nd Half O/U 0.5 | 56% |
| 1st Half O/U 1.5 | 46% |
| AIK 1st Half O/U 0.5 | 46% |
| O/U 3.5 | 45% |
| AIK O/U 1.5 | 41% |
| BK Hacken O/U 2.5 | 34% |
| Both Teams to Score in Second Half | 32% |
| BK Hacken 2nd Half O/U 1.5 | 32% |
| 2nd Half O/U 2.5 | 31% |
| BK Hacken (-1.5) | 30% |
| Both Teams to Score in First Half | 28% |
| O/U 4.5 | 26% |
| BK Hacken 1st Half O/U 1.5 | 23% |
| 1st Half O/U 2.5 | 20% |
| AIK 2nd Half O/U 1.5 | 19% |
| AIK O/U 2.5 | 17% |
| BK Hacken (-2.5) | 15% |
| O/U 5.5 | 13% |
| AIK 1st Half O/U 1.5 | 13% |
| AIK (-1.5) | 12% |
| AIK (-2.5) | 4% |
Market context
BK Hacken will host AIK Fotboll in the Swedish Allsvenskan on 27 July 2026, with kick-off scheduled for 13:00 ET. The 30% implied probability on Polymarket reflects a market view that additional markets—likely covering total goals, both teams to score, or player performance metrics—will be offered for this fixture. Polymarket's decimal odds format (approximately 3.33 for a YES outcome) differs from the fractional presentation on Betfair and Smarkets, which may affect how traders across platforms calibrate their positions on market proliferation.
Hacken and AIK represent mid-to-upper-tier Allsvenskan clubs with established fixture histories. Comparable Swedish league matches typically see secondary market offerings once primary match-odds settle, particularly when both sides carry sufficient betting volume. The current probability suggests traders are moderately sceptical that additional markets will launch, possibly reflecting uncertainty about which platform will lead the offering or whether regulatory constraints in certain jurisdictions will limit depth. Kalshi's stricter KYC requirements and US-focused settlement may influence whether it participates in this fixture's market expansion relative to Polymarket's broader international reach.
Traders should monitor official Allsvenskan scheduling confirmations and any platform announcements regarding market additions in the week preceding the match. Fixture postponements or venue changes could delay secondary market launches. Fee structures across platforms—Polymarket's 2% maker/taker model versus Betfair's variable commission—will influence whether arbitrage opportunities emerge if the same outcome trades at different implied probabilities across books.
Methodology
We read BK Hacken vs. AIK - More Markets 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
Polymarket settles via UMA Optimistic Oracle on Polygon. A proposer posts the outcome with a bond, the two-hour window runs, then the smart contract pays USDC.
Kalshi settles USD through the CFTC-regulated clearinghouse — the cleanest variant, with heavier KYC. Betfair Exchange settles in account currency (GBP/EUR), net of 2-5% commission. Smarkets follows the same model as Betfair with a lower default 2% commission.
FAQ
- 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. Robinhood Prediction Markets has a different geo footprint and routes to Polymarket's order book at 0% fees.
- 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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