Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi vs Polymarket) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
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 will travel to face Göztepe SK in a Süper Lig fixture on 17 August 2026, with kick-off scheduled for 14:30 ET. The 0% implied probability on this contract suggests traders are pricing near-zero likelihood of a specific outcome, though the market description does not specify which result or metric the contract resolves upon. Without clarity on settlement criteria—whether it concerns a Samsunspor victory, over/under goals, or another binary—the current odds reflect either extreme confidence in one direction or minimal trading activity establishing a floor price.
Turkish Süper Lig matches historically show volatile odds movement in the final 48 hours before fixture time, particularly when injury news or team news breaks. Comparable August fixtures in prior seasons have seen prediction-market probabilities shift sharply once official team sheets are released, sometimes diverging significantly from pre-match sportsbook lines. The settlement window closing at 18:30 UTC on match day leaves only hours for late-breaking information to influence final odds, compressing the window for arbitrage between traditional bookmakers and prediction markets.
Traders should monitor official Samsunspor and Göztepe announcements regarding squad availability and any fixture postponements, as Turkish football scheduling occasionally shifts due to weather or administrative reasons. Comparative odds across major European sportsbooks and Polymarket will likely show material divergence from the current 0% reading once more liquidity enters the market closer to kick-off. The absence of meaningful trading volume at present may indicate the market is awaiting clearer settlement terms or broader participant interest.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- How does resolution work?
- Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.
- What's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- What does Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- How fast are USDC deposits?
- Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.
- Do I need to KYC for this market?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like Kalshi vs Polymarket trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
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