Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Kalshi Alternative) 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 |
|---|---|
| Samsun: Radu Albot vs Benjamin Hassan | 100% |
| Completed Match | 100% |
| Samsun: Radu Albot vs Benjamin Hassan Set 2 Winner | 100% |
| Samsun: Radu Albot vs Benjamin Hassan Set 1 O/U 8.5 | 100% |
| Samsun: Radu Albot vs Benjamin Hassan Set 2 O/U 8.5 | 100% |
| Samsun: Radu Albot vs Benjamin Hassan Set 1 Winner | 100% |
| Samsun: Radu Albot vs Benjamin Hassan Set Handicap +/-1.5 | 100% |
| Samsun: Radu Albot vs Benjamin Hassan Set 2 O/U 9.5 | 100% |
| Samsun: Radu Albot vs Benjamin Hassan Match O/U 21.5 | 0% |
| Samsun: Radu Albot vs Benjamin Hassan Total Sets: O/U 2.5 | 0% |
| Samsun: Radu Albot vs Benjamin Hassan Set 1 O/U 9.5 | 0% |
| Samsun: Radu Albot vs Benjamin Hassan Match O/U 22.5 | 0% |
| Samsun: Radu Albot vs Benjamin Hassan Set Handicap +/-1.5 | 0% |
| Samsun: Radu Albot vs Benjamin Hassan Set 1 O/U 10.5 | 0% |
| Samsun: Radu Albot vs Benjamin Hassan Set 2 O/U 10.5 | 0% |
| Samsun: Radu Albot vs Benjamin Hassan Match O/U 23.5 | 0% |
Market context
Radu Albot, the Moldovan ATP player ranked in the 100s, faces Benjamin Hassan in a Samsun tournament match originally set for 27 July 2026. The 100% implied probability across major platforms reflects either strong consensus on Albot's superiority or sparse liquidity in this lower-tier event. Kalshi's decimal odds format (displayed as 1.00 for near-certain outcomes) differs from Polymarket's percentage display, though both converge on the same assessment here. Betfair and Smarkets show similar pricing, though their KYC requirements and fee structures create different friction points for international traders—Betfair's 5% commission on winning bets versus Smarkets' tiered structure affects net returns on heavily favoured matches.
Albot's recent form and Hassan's tournament history provide the baseline for this probability. Albot has competed consistently on the ATP Challenger circuit, whilst Hassan remains a lower-ranked player with limited recent tournament visibility. Historical precedent suggests matches between significantly mismatched players at Challenger level do occasionally produce upsets, though the 100% reading suggests traders view this pairing as sufficiently unbalanced to price out Hassan entirely. The absence of meaningful backing for Hassan indicates either genuine skill disparity or minimal market participation.
Traders should monitor tournament scheduling confirmations through ATP official channels, as the 7-day cancellation clause creates settlement ambiguity. Injury withdrawals or weather delays in Samsun could trigger the 50-50 resolution condition. Platform divergence on fee structures matters here: a trader confident in Albot would face different net payouts across Kalshi (flat fee model), Polymarket (2% fee), and Betfair (5% commission), making venue selection material even at extreme probability levels.
Methodology
We read Samsun: Radu Albot vs Benjamin Hassan 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
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
- 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.
- 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.
- 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.
- 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. Kalshi Alternative 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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