Default modelInterquartile mean (Vetted List)

Marie Bouzkova v Iga Swiatek

2026-10-21 04:00 UTC — WTA Ningbo Open

Head to Head

34 sportsbooks (13 in analysis )

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

Marie Bouzkova (Local)

Prediction 26.21%3.81fair odd
EV -1.70%
Edge -0.453%
Kelly -0.617%
Growth +0.000%

assuming max odds 3.75

Bookmakers’ predictions’ distribution
25.25%26.36%26.11%29.36%MIN.MEANMEDIANMAX.
Odds’ distribution
3.203.523.503.7531.25%28.39%28.57%26.67%MIN.MEANMEDIANMAX.

Iga Swiatek (Visit)

Prediction 73.79%1.36fair odd
EV -1.86%
Edge -1.40%
Kelly -5.65%
Growth +0.000%

assuming max odds 1.33

Bookmakers’ predictions’ distribution
70.64%73.64%73.89%74.75%MIN.MEANMEDIANMAX.
Odds’ distribution
1.231.281.281.3381.30%78.18%78.13%75.19%MIN.MEANMEDIANMAX.

For Head to Head, Interquartile mean (Vetted List) estimates these probabilities: Marie Bouzkova (Local): 26.21%; Iga Swiatek (Visit): 73.79%. For Marie Bouzkova (Local), that estimate is equivalent to fair decimal odds of 3.81. No eligible bookmaker offers odds above that level: the best available odds are 3.75, with an expected value of -1.70%; they do not produce positive expected value.

Sportsbook Odds (34 sportsbooks)

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BookmakerLocal ▼VisitMarginUpdated
Betway🎯3.75I 26.67%NM 25.60%EV -1.70%E -0.453%K -0.617%G +0.000%1.29I 77.52%NM 74.40%EV -4.82%E -3.73%K -16.61%G +0.000%4.2%2026-10-19 19:15
Bovada🎯3.75I 26.67%NM 25.60%EV -1.70%E -0.453%K -0.617%G +0.000%1.29I 77.52%NM 74.40%EV -4.82%E -3.73%K -16.61%G +0.000%4.2%2026-10-19 19:16
Bet Right🎯3.70I 27.03%NM 25.70%EV -3.01%E -0.813%K -1.11%G +0.000%1.28I 78.13%NM 74.30%EV -5.55%E -4.34%K -19.83%G +0.000%5.2%2026-10-19 18:45
FanDuel🎯3.70I 27.03%NM 25.55%EV -3.01%E -0.813%K -1.11%G +0.000%1.27I 78.74%NM 74.45%EV -6.29%E -4.95%K -23.30%G +0.000%5.8%2026-10-19 19:15
Winamax (DE)🎯3.70I 27.03%NM 25.55%EV -3.01%E -0.813%K -1.11%G +0.000%1.27I 78.74%NM 74.45%EV -6.29%E -4.95%K -23.30%G +0.000%5.8%2026-10-19 18:56
SportsBet🎯3.70I 27.03%NM 25.25%EV -3.01%E -0.813%K -1.11%G +0.000%1.25I 80.00%NM 74.75%EV -7.77%E -6.21%K -31.07%G +0.000%7.0%2026-10-19 19:15
Fanatics🎯3.65I 27.40%NM 26.11%EV -4.32%E -1.18%K -1.63%G +0.000%1.29I 77.52%NM 73.89%EV -4.82%E -3.73%K -16.61%G +0.000%4.9%2026-10-19 19:15
Coolbet🎯3.65I 27.40%NM 26.11%EV -4.32%E -1.18%K -1.63%G +0.000%1.29I 77.52%NM 73.89%EV -4.82%E -3.73%K -16.61%G +0.000%4.9%2026-10-19 19:15
PointsBet (AU)🎯3.65I 27.40%NM 25.81%EV -4.32%E -1.18%K -1.63%G +0.000%1.27I 78.74%NM 74.19%EV -6.29%E -4.95%K -23.30%G +0.000%6.1%2026-10-19 14:30
NordicBet🎯3.65I 27.40%NM 25.81%EV -4.32%E -1.18%K -1.63%G +0.000%1.27I 78.74%NM 74.19%EV -6.29%E -4.95%K -23.30%G +0.000%6.1%2026-10-19 18:55
Betsson🎯3.65I 27.40%NM 25.81%EV -4.32%E -1.18%K -1.63%G +0.000%1.27I 78.74%NM 74.19%EV -6.29%E -4.95%K -23.30%G +0.000%6.1%2026-10-19 18:55
Marathon Bet🎯3.64I 27.47%NM 26.02%EV -4.58%E -1.26%K -1.74%G +0.000%1.28I 78.13%NM 73.98%EV -5.55%E -4.34%K -19.83%G +0.000%5.6%2026-10-19 19:10
1xBet🎯3.60I 27.78%NM 26.38%EV -5.63%E -1.56%K -2.17%G +0.000%1.29I 77.52%NM 73.62%EV -4.82%E -3.73%K -16.61%G +0.000%5.3%2026-10-19 19:20
Betr (AU)🎯3.60I 27.78%NM 26.23%EV -5.63%E -1.56%K -2.17%G +0.000%1.28I 78.13%NM 73.77%EV -5.55%E -4.34%K -19.83%G +0.000%5.9%2026-10-19 19:10
Unibet (UK)🎯3.60I 27.78%NM 26.08%EV -5.63%E -1.56%K -2.17%G +0.000%1.27I 78.74%NM 73.92%EV -6.29%E -4.95%K -23.30%G +0.000%6.5%2026-10-19 18:55
DraftKings🎯3.59I 27.86%NM 26.58%EV -5.89%E -1.64%K -2.27%G +0.000%1.30I 76.92%NM 73.42%EV -4.08%E -3.14%K -13.59%G +0.000%4.8%2026-10-19 14:10
888sport🎯3.50I 28.57%NM 27.08%EV -8.25%E -2.36%K -3.30%G +0.000%1.30I 76.92%NM 72.92%EV -4.08%E -3.14%K -13.59%G +0.000%5.5%2026-10-19 13:55
William Hill🎯3.50I 28.57%NM 27.08%EV -8.25%E -2.36%K -3.30%G +0.000%1.30I 76.92%NM 72.92%EV -4.08%E -3.14%K -13.59%G +0.000%5.5%2026-10-19 13:55
888sport (SE)🎯3.50I 28.57%NM 27.08%EV -8.25%E -2.36%K -3.30%G +0.000%1.30I 76.92%NM 72.92%EV -4.08%E -3.14%K -13.59%G +0.000%5.5%2026-10-19 15:45
Mr Green (SE)🎯3.50I 28.57%NM 27.08%EV -8.25%E -2.36%K -3.30%G +0.000%1.30I 76.92%NM 72.92%EV -4.08%E -3.14%K -13.59%G +0.000%5.5%2026-10-19 15:45
Betfair Sportsbook (UK)🎯3.50I 28.57%NM 26.93%EV -8.25%E -2.36%K -3.30%G +0.000%1.29I 77.52%NM 73.07%EV -4.82%E -3.73%K -16.61%G +0.000%6.1%2026-10-19 19:14
theScore Bet🎯3.50I 28.57%NM 26.78%EV -8.25%E -2.36%K -3.30%G +0.000%1.28I 78.13%NM 73.22%EV -5.55%E -4.34%K -19.83%G +0.000%6.7%2026-10-19 13:55
LeoVegas🎯3.50I 28.57%NM 26.47%EV -8.25%E -2.36%K -3.30%G +0.000%1.26I 79.37%NM 73.53%EV -7.03%E -5.58%K -27.04%G +0.000%7.9%2026-10-19 18:55
picklebet_au🎯3.50I 28.57%NM 26.32%EV -8.25%E -2.36%K -3.30%G +0.000%1.25I 80.00%NM 73.68%EV -7.77%E -6.21%K -31.07%G +0.000%8.6%2026-10-19 18:54
Paddy Power🎯3.50I 28.57%NM 26.32%EV -8.25%E -2.36%K -3.30%G +0.000%1.25I 80.00%NM 73.68%EV -7.77%E -6.21%K -31.07%G +0.000%8.6%2026-10-19 19:15
PlayUp🎯3.45I 28.99%NM 27.37%EV -9.56%E -2.77%K -3.90%G +0.000%1.30I 76.92%NM 72.63%EV -4.08%E -3.14%K -13.59%G +0.000%5.9%2026-10-19 18:40
ReBet🎯3.38I 29.59%NM 26.84%EV -11.40%E -3.37%K -4.79%G +0.000%1.24I 80.65%NM 73.16%EV -8.51%E -6.86%K -35.44%G +0.000%10.2%2026-10-19 18:55
Tipico (DE)🎯3.30I 30.30%NM 27.95%EV -13.49%E -4.09%K -5.87%G +0.000%1.28I 78.13%NM 72.05%EV -5.55%E -4.34%K -19.83%G +0.000%8.4%2026-10-19 15:50
Coral🎯3.30I 30.30%NM 27.95%EV -13.49%E -4.09%K -5.87%G +0.000%1.28I 78.13%NM 72.05%EV -5.55%E -4.34%K -19.83%G +0.000%8.4%2026-10-19 19:10
Ladbrokes (UK)🎯3.30I 30.30%NM 27.95%EV -13.49%E -4.09%K -5.87%G +0.000%1.28I 78.13%NM 72.05%EV -5.55%E -4.34%K -19.83%G +0.000%8.4%2026-10-19 19:15
Winamax (FR)🎯3.30I 30.30%NM 27.15%EV -13.49%E -4.09%K -5.87%G +0.000%1.23I 81.30%NM 72.85%EV -9.24%E -7.51%K -40.19%G +0.000%11.6%2026-10-19 18:55
Unibet (FR)🎯3.25I 30.77%NM 27.46%EV -14.80%E -4.56%K -6.58%G +0.000%1.23I 81.30%NM 72.54%EV -9.24%E -7.51%K -40.19%G +0.000%12.1%2026-10-19 18:55
Neds🎯3.20I 31.25%NM 29.36%EV -16.12%E -5.04%K -7.33%G +0.000%1.33I 75.19%NM 70.64%EV -1.86%E -1.40%K -5.65%G +0.000%6.4%2026-10-19 19:10
Ladbrokes (AU)🎯3.20I 31.25%NM 29.36%EV -16.12%E -5.04%K -7.33%G +0.000%1.33I 75.19%NM 70.64%EV -1.86%E -1.40%K -5.65%G +0.000%6.4%2026-10-19 19:10
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 (6)

BookmakerLocalVisitMargin ▲Updated
Betfair Exchange (EU)◎3.25I 30.77%NM 30.11%1.40I 71.43%NM 69.89%2.2%2026-10-19 19:20
Betfair Exchange (UK)◎3.25I 30.77%NM 30.11%1.40I 71.43%NM 69.89%2.2%2026-10-19 19:20
Betfair Exchange (AU)◎3.25I 30.77%NM 30.11%1.40I 71.43%NM 69.89%2.2%2026-10-19 19:20
Matchbook◎2.94I 34.01%NM 31.15%1.33I 75.19%NM 68.85%9.2%2026-10-19 19:15
ProphetX◎2.32I 43.10%NM 36.44%1.33I 75.19%NM 63.56%18.3%2026-10-19 19:15
Novig◎3.45I 28.99%NM 22.47%1.00I 100.00%NM 77.53%29.0%2026-10-19 19:09