Polymarket China Open: Sinja Kraus vs Nikola Bartunkova odds
On Polymarket, the favourite is Nikola Bartunkova, at 81%. The market settles by Oct 12, 2026, and $887 traded in the last 24 hours. Each contract pays $1 if it is right, so 81¢ reads as an 81% chance. Kalshi lists it too, and we compare the two prices below.
Also on Kalshi: Kalshi's page
Polymarket · odds · updated
Also priced on Kalshi: compare both
Polymarket odds on every outcome
| Outcome | Chance | Yes price | 24h volume | |
|---|---|---|---|---|
| Nikola Bartunkova compare | 81% | 81¢ | $384 | Trade |
| Game Spread +/-5.5 · Sinja Kraus +5.5 | 53% | 53¢ | $5 | Trade |
| Set 1 O/U 8.5 · Over | 63% | 63¢ | $0 | Trade |
| Set Handicap +/-1.5 · Nikola Bartunkova -1.5 | 59% | 59¢ | $0 | Trade |
| Match O/U 21.5 · Under | 58% | 58¢ | $0 | Trade |
| Set 1 O/U 9.5 · Under | 59% | 59¢ | $0 | Trade |
| Match O/U 22.5 · Under | 65% | 65¢ | $0 | Trade |
| Match O/U 23.5 · Under | 66% | 66¢ | $0 | Trade |
| Set 2 Winner · Nikola Bartunkova | 68% | 68¢ | $0 | Trade |
| Total Sets: O/U 2.5 · Under 2.5 | 68% | 68¢ | $0 | Trade |
Show 6 more outcomes
Chance is each outcome's Yes price on Polymarket. A Yes contract at 81¢ pays $1 if that outcome wins.
Polymarket vs Kalshi on this match
The same match on both venues. When the prices differ, the cheaper side costs you less for the same payout.
| Venue | Sinja Kraus | Nikola Bartunkova | Fee | 24h volume | Liquidity | |
|---|---|---|---|---|---|---|
| Polymarket | 19¢ | 81¢cheapest to buy | 0.8¢ | $384 | $38K | Trade → |
| Kalshi | 19¢ | 82¢ | 1.1¢ | $835 | – | Trade → |
How the odds have moved
Polymarket's own series for the outcome the headline prices, from where its history starts; one venue, not a blend.
How this market resolves
Polymarket's own settlement wording, in full. This, not the headline, decides who gets paid.
Show the full rules
This market refers to the tennis match between Sinja Kraus and Nikola Bartunkova in the China Open, originally scheduled for October 5, 2026 at 11:00PM ET.
This market will resolve to 'Sinja Kraus' if Sinja Kraus advances against Nikola Bartunkova.
This market will resolve to 'Nikola Bartunkova' if Nikola Bartunkova advances against Sinja Kraus.
If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 19, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50.
If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances.
If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50.
The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.
Scheduled resolution: Oct 12, 2026.
How to trade this market on Polymarket
- Check your state first. Several states restrict sports contracts.
- Open a Polymarket account. Americans trade on Polymarket US. Our Polymarket review covers sign-up and payouts.
- Buy Yes or No at the price shown, 81¢ for Nikola Bartunkova right now. Each contract pays $1 if you are right.
- Sell any time before it settles, or hold to the result. Polymarket's fees apply to each trade.
CoinStats may earn a commission on links to venues. Prices are indicative and may differ when you trade.
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Common questions
What are the Polymarket odds on China Open: Sinja Kraus vs Nikola Bartunkova?
On Polymarket, the favourite is Nikola Bartunkova, at 81%. That is a market-implied probability, not a forecast, and it moves as traders buy and sell.
How does this market resolve?
By Polymarket's own settlement rules for this market. Two venues can word the same question differently and settle differently, so read them before you trade.
Is this question on Kalshi too?
Yes. Kalshi's page has its prices and rules. Our side-by-side page shows both prices and both venues' rules.
Can I trade this market in my state?
In most states, yes, on Polymarket US. Sports contracts are the exception: several states restrict them. Check your state first.
How accurate are Polymarket odds?
Often more accurate than polls, though never certain. A price of 70% should lose three times in ten. How accurate prediction markets are has the research.
What does it cost to trade on Polymarket?
A taker fee on most markets, largest near 50¢, and some categories charge nothing. Polymarket's fees has the detail.