Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Robinhood Prediction Markets) 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 |
|---|---|
| Todi: Filippo Romano vs Massimo Giunta | 100% |
| Completed Match | 100% |
| Todi: Filippo Romano vs Massimo Giunta Set 1 Winner | 100% |
| Todi: Filippo Romano vs Massimo Giunta Set 2 Winner | 100% |
| Todi: Filippo Romano vs Massimo Giunta Set Handicap +/-1.5 | 100% |
| Todi: Filippo Romano vs Massimo Giunta Match O/U 21.5 | 0% |
| Todi: Filippo Romano vs Massimo Giunta Total Sets: O/U 2.5 | 0% |
| Todi: Filippo Romano vs Massimo Giunta Set 2 O/U 8.5 | 0% |
| Todi: Filippo Romano vs Massimo Giunta Set 1 O/U 8.5 | 0% |
| Todi: Filippo Romano vs Massimo Giunta Match O/U 22.5 | 0% |
| Todi: Filippo Romano vs Massimo Giunta Set 2 O/U 9.5 | 0% |
| Todi: Filippo Romano vs Massimo Giunta Set 1 O/U 9.5 | 0% |
| Todi: Filippo Romano vs Massimo Giunta Set Handicap +/-1.5 | 0% |
| Todi: Filippo Romano vs Massimo Giunta Match O/U 23.5 | 0% |
| Todi: Filippo Romano vs Massimo Giunta Set 2 O/U 10.5 | 0% |
| Todi: Filippo Romano vs Massimo Giunta Set 1 O/U 10.5 | 0% |
Market context
Filippo Romano and Massimo Giunta are scheduled to compete in a professional tennis match at the Todi tournament on 10 August 2026, with the contest originally set for 4:00 AM ET. The market currently reflects 100% implied probability for Romano's advancement, suggesting either substantial pre-match information favouring the Italian or minimal liquidity establishing a genuine probability distribution. Settlement occurs by 17 August 2026, allowing a seven-day window for match completion or rescheduling before the market defaults to a 50-50 split.
Italian domestic tennis rankings and recent form data provide the primary historical framework for evaluating this probability skew. Todi tournaments typically attract players ranked between 300–600 on the ATP or ITF circuits; matches at this tier exhibit higher volatility than Grand Slam fixtures, yet the 100% reading suggests either Romano holds a documented ranking advantage or Giunta has withdrawn from the draw. Cross-platform comparison reveals divergent approaches: Kalshi's binary structure would mirror this market's settlement rules precisely, whilst Betfair's lay functionality allows traders to back Giunta at implied odds reflecting the current consensus, potentially capturing value if the match unfolds competitively.
Traders should monitor official Todi tournament draws and player injury announcements through the ATP or ITF websites through early August. Scheduling changes—particularly the unusual 4:00 AM ET slot—may indicate court availability constraints or weather contingencies. Polymarket's fee structure (2% taker fee) versus Smarkets' commission model (5% on winnings) will affect position sizing if this probability shifts materially before settlement.
Methodology
This page compares Todi: Filippo Romano vs Massimo Giunta specifically across Polymarket, Kalshi, Betfair Exchange and Smarkets. The live probability is the Polymarket mid; the comparison columns summarise each venue's fee structure, KYC, settlement currency and payment rails. Every CTA routes to Robinhood Prediction Markets, which mirrors the Polymarket order book at 0% fees.
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
- Polymarket vs Kalshi — which is better?
- Depends on your location. Kalshi is CFTC-regulated, US-only with full KYC. Polymarket is global, on-chain, no KYC up to $1,500. Polymarket has ~10x higher liquidity but higher regulatory risk.
- 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.
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