Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Alternative) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open the market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open the market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open the market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open the market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open the market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| O/U 0.5 | 100% |
| O/U 1.5 | 100% |
| O/U 2.5 | 100% |
| O/U 3.5 | 100% |
| O/U 4.5 | 100% |
| O/U 5.5 | 100% |
| Both Teams to Score | 100% |
| Both Teams to Score in First Half | 100% |
| 1st Half O/U 0.5 | 100% |
| 1st Half O/U 1.5 | 100% |
| 1st Half O/U 2.5 | 100% |
| Samsunspor O/U 0.5 | 100% |
| Samsunspor O/U 1.5 | 100% |
| Samsunspor O/U 2.5 | 100% |
| Göztepe SK O/U 0.5 | 100% |
| Göztepe SK O/U 1.5 | 100% |
| Göztepe SK O/U 2.5 | 100% |
| Samsunspor 1st Half O/U 0.5 | 100% |
| Samsunspor 1st Half O/U 1.5 | 100% |
| Göztepe SK 1st Half O/U 0.5 | 100% |
| Both Teams to Score in Second Half | 100% |
| 2nd Half O/U 0.5 | 100% |
| 2nd Half O/U 1.5 | 100% |
| 2nd Half O/U 2.5 | 100% |
| Samsunspor 2nd Half O/U 0.5 | 100% |
| Göztepe SK 2nd Half O/U 0.5 | 100% |
| Göztepe SK 2nd Half O/U 1.5 | 100% |
| Samsunspor (-1.5) | 0% |
| Göztepe SK (-1.5) | 0% |
| Samsunspor (-2.5) | 0% |
| Göztepe SK (-2.5) | 0% |
| Göztepe SK 1st Half O/U 1.5 | 0% |
| Samsunspor 2nd Half O/U 1.5 | 0% |
Market context
Samsunspor and Göztepe SK will meet in the Turkish Süper Lig on 17 August 2026 at 14:30 ET. The current crowd-implied probability of 28% YES reflects moderate confidence in additional markets materialising for this fixture. Across major platforms, this probability translates differently: Polymarket's AMM pricing typically shows decimal odds around 3.57, whilst traditional sportsbooks like Betfair express the same event in fractional or decimal formats with varying liquidity. Kalshi and Smarkets, which operate under different regulatory frameworks, may display the same underlying probability but with distinct fee structures—Kalshi charges a flat 2% settlement fee, Betfair takes commission on net winnings, and Smarkets applies a variable commission model. For traders comparing venues, the key divergence lies not in probability but in withdrawal speed, KYC requirements, and whether additional market depth emerges closer to kick-off.
Historical precedent suggests Süper Lig fixtures attract secondary market creation when teams rank in the upper half of the table or face relegation-zone opponents. Samsunspor's recent form and Göztepe's standing within the league structure will determine whether broadcasters and betting operators greenlight prop markets, over/under variants, or live-trading options. News from the Turkish Football Federation regarding fixture scheduling changes or injury announcements typically surfaces 7–10 days before match day and can shift trader positioning.
Traders monitoring this market should watch for official team news between now and settlement. The 28% probability suggests modest conviction; material shifts in squad availability or venue confirmation could prompt repricing across all platforms simultaneously, though execution speed and fee structures will determine which venue captures the resulting volume.
Methodology
This page compares Samsunspor vs. Göztepe SK - 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 Polymarket Alternative, 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.
- 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.
- 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. Polymarket Alternative 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.
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