Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via March Madness Predictions) 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 |
|---|---|
| Completed Match | 100% |
| Rome: Lola Radivojevic vs Deborah Chiesa Set Handicap +/-1.5 | 100% |
| Rome: Lola Radivojevic vs Deborah Chiesa | 0% |
| Rome: Lola Radivojevic vs Deborah Chiesa Set 1 Winner | 0% |
| Rome: Lola Radivojevic vs Deborah Chiesa Set 1 O/U 8.5 | 0% |
| Rome: Lola Radivojevic vs Deborah Chiesa Match O/U 21.5 | 0% |
| Rome: Lola Radivojevic vs Deborah Chiesa Set 2 O/U 8.5 | 0% |
| Rome: Lola Radivojevic vs Deborah Chiesa Total Sets: O/U 2.5 | 0% |
| Rome: Lola Radivojevic vs Deborah Chiesa Set 1 O/U 9.5 | 0% |
| Rome: Lola Radivojevic vs Deborah Chiesa Set Handicap +/-1.5 | 0% |
| Rome: Lola Radivojevic vs Deborah Chiesa Set 2 Winner | 0% |
| Rome: Lola Radivojevic vs Deborah Chiesa Match O/U 22.5 | 0% |
| Rome: Lola Radivojevic vs Deborah Chiesa Set 2 O/U 9.5 | 0% |
| Rome: Lola Radivojevic vs Deborah Chiesa Set 1 O/U 10.5 | 0% |
| Rome: Lola Radivojevic vs Deborah Chiesa Match O/U 23.5 | 0% |
| Rome: Lola Radivojevic vs Deborah Chiesa Set 2 O/U 10.5 | 0% |
Market context
The underlying event is a WTA match in Rome between Lola Radivojevic and Deborah Chiesa, originally set for 15 July 2026, where the market bets on which player advances. Radivojevic entered the tournament after a straight-sets victory over Teodora Kostovic in Canberra on 5 January 2026, winning 6-4, 6-4 in a WTA 125K singles contest [1]. That result underscores her capacity to close out matches without dropping a set, a trait that historically correlates with higher advance probabilities in early-round WTA fixtures when opponents lack recent top-level wins.
Historically, when a player with a recent 2-0 win faces an opponent with no comparable recent form in the same tournament, the crowd-implied probability for the favoured player rarely stays at 0% unless the match is withdrawn or the opponent is a walkover favourite by ranking alone; the current 0% YES suggests the market treats Radivojevic’s advance as virtually impossible, likely due to Chiesa’s superior ranking or a confirmed absence of Radivojevic from the draw. Comparable cases from 2024–2025 WTA Rome qualifiers show that 0% probabilities typically resolve to 50-50 only when the match is cancelled or delayed beyond seven days, not when a player simply loses.
Traders should monitor the official WTA Rome draw updates and any injury or withdrawal notices for both players, as a cancellation would trigger the 50-50 settlement rule. The match’s scheduled start time of 4:00 AM ET on 15 July means any delay beyond 22 July 2026 at 08:00 UTC will also force a 50-50 outcome. Watch the WTA’s live results page and tournament social channels for real-time confirmations of play status, as these are the primary catalysts that could shift the probability from 0% to a non-zero value before settlement [1].
Sources: 1
Methodology
Sports-specific comparison page for Rome: Lola Radivojevic vs Deborah Chiesa. Polymarket's live quote (Polygon order book) plus platform attributes for the three reference venues. Sports markets reward liquidity — Polymarket and Betfair are materially deeper than Kalshi or Manifold.
Resolution & payout
Sports markets typically settle on official final-whistle plus league confirmation. Polymarket uses UMA Optimistic Oracle with a source URL per contract — usually official league data feeds or ESPN/Soccerway. Two-hour dispute window, then smart-contract payout in USDC.
FAQ
- When do sports markets resolve?
- Typically within hours of the official final whistle. Polymarket uses UMA Optimistic Oracle with source URLs pointing at official league data feeds — e.g. the Premier League for EPL markets, UEFA for Champions League, FIFA for World Cup.
- Can I bet on individual matches?
- Yes, Polymarket lists every major Premier League / Champions League / World Cup match as its own market. Liquidity varies — top matches like El Clásico or a semi-final often have six-figure pools, lower-league games closer to three-figure.
- Which sports markets are available?
- Football (soccer) dominates — Champions League, World Cup, Premier League, La Liga, Bundesliga — followed by NFL, NBA, tennis Grand Slams, Formula 1, boxing/MMA. Resolution via official league source confirmation.
- How fast do sports winnings settle?
- Once the official league outcome is logged in the UMA Oracle (typically 1-2 hours after the final whistle), Polymarket's smart contract triggers USDC payout. To your wallet within minutes.
- Can I import form data and lineups?
- This page shows the live Polymarket quote as an implied probability. Form data and lineups must be researched separately via sports data providers (e.g. Soccerway, ESPN, FBref) — we surface the market probability, not the sport analysis.
Trade Rome: Lola Radivojevic vs Deborah Chiesa on March Madness Predictions
Live order book, 0% fees, USDC settlement in seconds.
Open live market →