Default modelInterquartile mean (Vetted List)

Xinyu Gao v Iga Swiatek

2026-10-03 04:00 UTC — WTA China Open

Head to Head

25 sportsbooks (12 in analysis )

Estimated chance of each outcome, according to the model: Interquartile mean (Vetted List)

Xinyu Gao (Local)

Prediction 6.22%16.08fair odd
EV +61.69%
Edge +2.37%
Kelly +2.47%
Growth +1.52%

assuming max odds 26.00

Bookmakers’ predictions’ distribution
3.74%6.76%6.21%10.53%MIN.MEANMEDIANMAX.
Odds’ distribution
8.5015.1415.0026.0011.76%6.61%6.67%3.85%MIN.MEANMEDIANMAX.

Iga Swiatek (Visit)

Prediction 93.78%1.07fair odd
EV -3.41%
Edge -3.31%
Kelly -113.51%
Growth +0.000%

assuming max odds 1.03

Bookmakers’ predictions’ distribution
89.47%93.24%93.79%96.26%MIN.MEANMEDIANMAX.
Odds’ distribution
1.001.011.011.03100.00%98.54%99.01%97.09%MIN.MEANMEDIANMAX.

For Head to Head, Interquartile mean (Vetted List) estimates these probabilities: Xinyu Gao (Local): 6.22%; Iga Swiatek (Visit): 93.78%. For Xinyu Gao (Local), that estimate is equivalent to fair decimal odds of 16.08. 7 bookmakers offer odds above that level; the best available odds are 26.00, producing a positive expected value of +61.69%.

Sportsbook Odds (25 sportsbooks)

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BookmakerLocal ▼VisitMarginUpdated
Betway🎯26.00I 3.85%NM 3.74%EV +61.69%E +2.37%K +2.47%G +1.52%1.01I 99.01%NM 96.26%EV -5.28%E -5.23%K -528.11%G +0.000%2.9%2026-10-01 17:05
Sky Bet🎯21.00I 4.76%NM 4.68%EV +30.60%E +1.46%K +1.53%G +0.468%1.03I 97.09%NM 95.32%EV -3.41%E -3.31%K -113.51%G +0.000%1.8%2026-10-01 16:29
Paddy Power🎯20.00I 5.00%NM 4.85%EV +24.38%E +1.22%K +1.28%G +0.313%1.02I 98.04%NM 95.15%EV -4.34%E -4.26%K -217.16%G +0.000%3.0%2026-10-01 16:00
SportsBet🎯19.00I 5.26%NM 5.05%EV +18.16%E +0.956%K +1.01%G +0.183%1.01I 99.01%NM 94.95%EV -5.28%E -5.23%K -528.11%G +0.000%4.3%2026-10-01 16:00
FanDuel🎯17.00I 5.88%NM 5.66%EV +5.72%E +0.337%K +0.358%G +0.020%1.02I 98.04%NM 94.34%EV -4.34%E -4.26%K -217.16%G +0.000%3.9%2026-10-01 16:00
Unibet (UK)🎯17.00I 5.88%NM 5.61%EV +5.72%E +0.337%K +0.358%G +0.020%1.01I 99.01%NM 94.39%EV -5.28%E -5.23%K -528.11%G +0.000%4.9%2026-10-01 16:25
Coolbet🎯16.70I 5.99%NM 5.70%EV +3.86%E +0.231%K +0.246%G +0.009%1.01I 99.01%NM 94.30%EV -5.28%E -5.23%K -528.11%G +0.000%5.0%2026-10-01 15:40
Bet Right🎯16.00I 6.25%NM 5.94%EV -0.498%E -0.031%K -0.033%G +0.000%1.01I 99.01%NM 94.06%EV -5.28%E -5.23%K -528.11%G +0.000%5.3%2026-10-01 15:40
Marathon Bet🎯15.75I 6.35%NM 6.03%EV -2.05%E -0.130%K -0.139%G +0.000%1.01I 99.01%NM 93.97%EV -5.28%E -5.23%K -528.11%G +0.000%5.4%2026-10-01 14:45
PointsBet (AU)🎯15.50I 6.45%NM 6.12%EV -3.61%E -0.233%K -0.249%G +0.000%1.01I 99.01%NM 93.88%EV -5.28%E -5.23%K -528.11%G +0.000%5.5%2026-10-01 15:40
1xBet🎯15.50I 6.45%NM 6.12%EV -3.61%E -0.233%K -0.249%G +0.000%1.01I 99.01%NM 93.88%EV -5.28%E -5.23%K -528.11%G +0.000%5.5%2026-10-01 16:25
888sport🎯15.00I 6.67%NM 6.37%EV -6.72%E -0.448%K -0.480%G +0.000%1.02I 98.04%NM 93.63%EV -4.34%E -4.26%K -217.16%G +0.000%4.7%2026-10-01 14:40
Mr Green (SE)🎯15.00I 6.67%NM 6.37%EV -6.72%E -0.448%K -0.480%G +0.000%1.02I 98.04%NM 93.63%EV -4.34%E -4.26%K -217.16%G +0.000%4.7%2026-10-01 14:40
888sport (SE)🎯15.00I 6.67%NM 6.37%EV -6.72%E -0.448%K -0.480%G +0.000%1.02I 98.04%NM 93.63%EV -4.34%E -4.26%K -217.16%G +0.000%4.7%2026-10-01 14:40
Bovada🎯15.00I 6.67%NM 6.37%EV -6.72%E -0.448%K -0.480%G +0.000%1.02I 98.04%NM 93.63%EV -4.34%E -4.26%K -217.16%G +0.000%4.7%2026-10-01 17:51
theScore Bet🎯15.00I 6.67%NM 6.31%EV -6.72%E -0.448%K -0.480%G +0.000%1.01I 99.01%NM 93.69%EV -5.28%E -5.23%K -528.11%G +0.000%5.7%2026-10-01 15:40
Winamax (DE)🎯15.00I 6.67%NM 6.31%EV -6.72%E -0.448%K -0.480%G +0.000%1.01I 99.01%NM 93.69%EV -5.28%E -5.23%K -528.11%G +0.000%5.7%2026-10-01 14:51
Betr (AU)🎯14.25I 7.02%NM 6.62%EV -11.38%E -0.799%K -0.859%G +0.000%1.01I 99.01%NM 93.38%EV -5.28%E -5.23%K -528.11%G +0.000%6.0%2026-10-01 15:40
DraftKings🎯14.00I 7.14%NM 6.79%EV -12.94%E -0.924%K -0.995%G +0.000%1.02I 98.04%NM 93.21%EV -4.34%E -4.26%K -217.16%G +0.000%5.2%2026-10-01 16:25
LeoVegas🎯11.50I 8.70%NM 8.07%EV -28.48%E -2.48%K -2.71%G +0.000%1.01I 99.01%NM 91.93%EV -5.28%E -5.23%K -528.11%G +0.000%7.7%2026-10-01 15:45
PlayUp🎯11.00I 9.09%NM 8.56%EV -31.59%E -2.87%K -3.16%G +0.000%1.03I 97.09%NM 91.44%EV -3.41%E -3.31%K -113.51%G +0.000%6.2%2026-10-01 14:40
Caesars🎯11.00I 9.09%NM 8.56%EV -31.59%E -2.87%K -3.16%G +0.000%1.03I 97.09%NM 91.44%EV -3.41%E -3.31%K -113.51%G +0.000%6.2%2026-10-01 16:19
Betclic (FR)🎯9.40I 10.64%NM 9.70%EV -41.54%E -4.42%K -4.95%G +0.000%1.01I 99.01%NM 90.30%EV -5.28%E -5.23%K -528.11%G +0.000%9.6%2026-10-01 16:29
ReBet🎯9.30I 10.75%NM 9.80%EV -42.16%E -4.53%K -5.08%G +0.000%1.01I 99.01%NM 90.20%EV -5.28%E -5.23%K -528.11%G +0.000%9.8%2026-10-01 16:30
Winamax (FR)🎯8.50I 11.76%NM 10.53%EV -47.14%E -5.55%K -6.29%G +0.000%1.00I 100.00%NM 89.47%EV -6.22%E -6.22%K +0.000%G +0.000%11.8%2026-10-01 16:25
Margin = Margin (Overround) · I = Implied Probability · NM = No-Margin Probability · EV = Expected Value · E = Edge · K = Kelly Criterion · G = Bankroll Growth

Updated is when each book last changed its price, so an older time means the odds simply haven't moved, not that the price is stale. Books not seen in the last ~15 minutes are normally dropped; only if a whole market's feed goes quiet are the latest recorded prices shown instead.

Exchanges (4)

BookmakerLocalVisitMargin ▲Updated
Betfair Exchange (UK)◎12.00I 8.33%NM 7.90%1.03I 97.09%NM 92.10%5.4%2026-10-01 19:55
Betfair Exchange (EU)◎12.00I 8.33%NM 7.90%1.03I 97.09%NM 92.10%5.4%2026-10-01 19:54
Betfair Exchange (AU)◎12.00I 8.33%NM 7.83%1.02I 98.04%NM 92.17%6.4%2026-10-01 19:55
Smarkets◎7.80I 12.82%NM 11.36%1.00I 100.00%NM 88.64%12.8%2026-10-01 14:50