Generali Open: Daniel Altmaier vs Raphael Collignon

Platform comparison

Market context

Daniel Altmaier is facing Raphael Collignon in the Generali Open first round, and the current crowd pricing at 100% YES implies the market is treating Altmaier as a near-certainty to advance. That is hard to square with the match-level pricing available elsewhere: Sportskeeda lists Collignon at -175 and Altmaier at +135, while The Stats Zone also tips Collignon to win, so the prediction market looks materially more bullish on Altmaier than the sportsbook and analyst consensus[2][3].

For context, that kind of gap is usually most informative when the favourite side is already priced short on the book but the contract sits at a binary extreme. Here, the comparison matters because a 100% implied probability leaves no room for normal upset risk, even though independent previews point the other way[2][3]. If the market has not yet repriced, traders typically watch for whether the contract is simply stale, or whether there is some late information that has not reached the broader tennis pricing yet.

The key catalysts are the official match schedule, any rain-related reshuffling in Kitzbühel, and whether the contest is actually played inside the seven-day settlement window; Sportschau still listed the fixture with both players on 0-0 at 16:45, suggesting the event had been on the day’s card but not yet resolved at the time of publication[1]. If the match is postponed, abandoned, or otherwise fails to produce a winner by 27 July, the contract’s 50-50 fallback becomes the main risk to a straightforward resolution, regardless of pre-match odds.

Sources: 1 · 2 · 3

Methodology

We track Generali Open: Daniel Altmaier vs Raphael Collignon across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

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.

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.

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 PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

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.