Swiss Open: Kilian Feldbausch vs Miomir Kecmanovic

Platform comparison

Market context

The ATP Swiss Open Gstaad third-round clash between Kilian Feldbausch and Miomir Kecmanovic is set for Monday, 13 July 2026, on clay in Switzerland. Prediction markets currently imply a 30% chance for Feldbausch to advance, while major sportsbooks and analytics models heavily favour Kecmanovic. Dimers projects a 73% win probability for the Serbian, with moneyline odds at -275, whereas Stats Insider’s model gives him a 65–73% chance depending on the algorithm used [1][2]. Australian bookmaker TAB lists Kecmanovic at $1.44, reinforcing the consensus that the crowd-implied 30% for Feldbausch represents a significant divergence from traditional odds [2].

Historically, such gaps between prediction-market implied probabilities and sportsbook lines in ATP clay events often signal either liquidity imbalances on niche platforms or delayed price discovery relative to established bookmakers. In comparable Gstaad matches over the past five years, underdogs with implied probabilities below 35% but sportsbook odds above +200 have won just 18% of the time, suggesting the market may be underpricing Kecmanovic’s advantage on clay [1]. Traders should monitor whether the 30% figure narrows as match-day liquidity increases, particularly if early-set betting trends align with Kecmanovic’s first-set favourite odds of -102 [1].

Key catalysts include any pre-match injury updates, weather delays affecting the 04:40 local start, and whether Kecmanovic maintains his first-set dominance, which his modelled 54% probability supports [2]. The settlement window closes on 20 July 2026, allowing for a seven-day delay buffer if the match is postponed. With Kecmanovic’s head-to-head odds at $1.44 and first-set odds at $1.53, the prediction-market discount on Feldbausch appears unusually wide compared to cross-platform consensus [2].

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Swiss Open: Kilian Feldbausch vs Miomir Kecmanovic 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 PolyGram, 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

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.

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.