Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Who Will Win 2026) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | See live odds → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | See live odds → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | See live odds → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | See live odds → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | See live odds → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine | 100% |
| Completed Match | 100% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Set 2 Winner | 100% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Set 1 Winner | 100% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Set Handicap +/-1.5 | 100% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Set 2 O/U 8.5 | 0% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Total Sets: O/U 2.5 | 0% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Set 1 O/U 8.5 | 0% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Match O/U 21.5 | 0% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Set 2 O/U 9.5 | 0% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Set 1 O/U 9.5 | 0% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Match O/U 22.5 | 0% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Set Handicap +/-1.5 | 0% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Set 2 O/U 10.5 | 0% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Set 1 O/U 10.5 | 0% |
| Roehampton: Radu Albot vs Constantin Bittoun Kouzmine Match O/U 23.5 | 0% |
Market context
Radu Albot, the Moldovan veteran ranked around 100th on the ATP circuit, faces Constantin Bittoun Kouzmine at Roehampton in August 2026. The market currently prices Albot at 100% implied probability, reflecting consensus expectation that the 35-year-old will progress. Bittoun Kouzmine, a French-Israeli player with a lower ranking trajectory, enters as a significant underdog in this first-round encounter.
Albot's career record against lower-ranked opponents provides context for the overwhelming favourite pricing. He has consistently performed well in early rounds at grass-court events, where his serve and court positioning remain reliable assets despite his age. Comparable matchups involving Albot against similarly ranked challengers have typically resolved in his favour, though his recent form has shown occasional inconsistency. The 100% reading suggests the market has absorbed little uncertainty about the outcome itself.
The settlement window extends to 25 August, allowing seven days beyond the scheduled 18 August date. Traders should monitor official tournament draws and any late withdrawals, which occasionally reshape early-round fixtures at Roehampton. Grass-court conditions and weather patterns in southwest London during mid-August can affect serve-dependent players like Albot differently than baseline grinders. Injury announcements or late schedule adjustments in the fortnight preceding the match represent the primary catalysts that could shift pricing, though current consensus appears firmly anchored to Albot's progression.
Methodology
This page reviews Roehampton: Radu Albot vs Constantin Bittoun Kouzmine across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Who Will Win 2026, which mirrors the Polymarket order book at 0% fees.
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
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Who Will Win 2026. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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 reliable are the quoted odds?
- The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.
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