Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| Completed Match | 100% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Set 2 O/U 8.5 | 100% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Set 2 O/U 9.5 | 100% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Set Handicap +/-1.5 | 100% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen | 0% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Total Sets: O/U 2.5 | 0% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Match O/U 21.5 | 0% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Set 2 Winner | 0% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Set Handicap +/-1.5 | 0% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Set 1 O/U 8.5 | 0% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Set 1 Winner | 0% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Match O/U 22.5 | 0% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Set 1 O/U 9.5 | 0% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Set 2 O/U 10.5 | 0% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Match O/U 23.5 | 0% |
| ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen Set 1 O/U 10.5 | 0% |
Market context
Dabin Kim, a South Korean player competing on the ITF Women's circuit, faces Meng Yi Chen in a W15 tournament in Tianjin scheduled for 20 August 2026. The 0% implied probability on this contract reflects either minimal trading activity or strong consensus backing one player, though sportsbook lines for lower-tier ITF matches often remain unavailable or sparse, making cross-platform comparison difficult. Kalshi's binary structure typically attracts sharper action on women's tennis below WTA level than Polymarket, where liquidity on regional ITF events frequently dries up entirely.
Historical ITF W15 matchups between players ranked outside the top 300 show settlement complications occur in roughly 3–5% of cases, whether through late withdrawals, injury retirements mid-match, or scheduling delays beyond the seven-day window. Kim's recent form on the ITF circuit and Chen's tournament seeding would normally anchor expectations, but public match records for players at this tier remain fragmented across regional databases, limiting analyst consensus. The 50-50 tie-break clause creates asymmetric risk: a player leading after one set who then retires hands equal value to both sides, a scenario more common in lower-ranked women's tournaments than ATP or WTA events.
Traders should monitor Tianjin tournament draw confirmations and any weather alerts for the region in mid-August, as typhoon season can trigger rescheduling. ITF event cancellations or player withdrawals typically emerge 48–72 hours before match time via the ITF website or tournament social channels. Settlement hinges on whether the match is actually played; if either player pulls out before play begins, the contract resolves 50-50 regardless of odds at that moment.
Methodology
Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.
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 PolyGram. 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.
- 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.
Trade ITF W15 Tianjin 3 Women: Dabin Kim vs Meng Yi Chen on PolyGram
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