Default modelInterquartile mean (Vetted List)

Oleksandra Oliynykova v Maja Chwalinska

2026-09-23 03:00 UTC — WTA Singapore Open

Head to Head

50 sportsbooks (17 in analysis )

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

Oleksandra Oliynykova (Local)

Prediction 34.41%2.91fair odd
EV -0.202%
Edge -0.070%
Kelly -0.106%
Growth +0.000%

assuming max odds 2.90

Bookmakers’ predictions’ distribution
32.87%34.53%34.37%36.59%MIN.MEANMEDIANMAX.
Odds’ distribution
2.502.772.752.9040.00%36.16%36.36%34.48%MIN.MEANMEDIANMAX.

Maja Chwalinska (Visit)

Prediction 65.59%1.52fair odd
EV -1.62%
Edge -1.08%
Kelly -3.24%
Growth +0.000%

assuming max odds 1.50

Bookmakers’ predictions’ distribution
63.41%65.47%65.63%67.13%MIN.MEANMEDIANMAX.
Odds’ distribution
1.361.431.421.5073.53%69.88%70.42%66.67%MIN.MEANMEDIANMAX.

For Head to Head, Interquartile mean (Vetted List) estimates these probabilities: Oleksandra Oliynykova (Local): 34.41%; Maja Chwalinska (Visit): 65.59%. For Oleksandra Oliynykova (Local), that estimate is equivalent to fair decimal odds of 2.91. No eligible bookmaker offers odds above that level: the best available odds are 2.90, with an expected value of -0.202%; they do not produce positive expected value.

Sportsbook Odds (50 sportsbooks)

We're not affiliated with any bookmaker, we earn nothing from any action done with them.

BookmakerLocal ▼VisitMarginUpdated
GTbets🎯2.90I 34.48%NM 32.87%EV -0.202%E -0.070%K -0.106%G +0.000%1.42I 70.42%NM 67.13%EV -6.87%E -4.84%K -16.35%G +0.000%4.9%2026-09-22 10:44
Hard Rock Bet🎯2.90I 34.48%NM 32.87%EV -0.202%E -0.070%K -0.106%G +0.000%1.42I 70.42%NM 67.13%EV -6.87%E -4.84%K -16.35%G +0.000%4.9%2026-09-22 11:05
BetRivers🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:45
Virgin Bet🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:45
Casumo🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:45
LeoVegas (SE)🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:44
LiveScore Bet🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:44
Grosvenor🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:44
Unibet (NL)🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:44
Unibet (SE)🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:44
TABtouch🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:44
Unibet🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:44
Bally Bet🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:44
betPARX🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:45
ATG (SE)🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:45
Svenska Spel🎯2.88I 34.72%NM 33.02%EV -0.890%E -0.309%K -0.474%G +0.000%1.42I 70.42%NM 66.98%EV -6.87%E -4.84%K -16.35%G +0.000%5.1%2026-09-22 10:44
Bet Right🎯2.85I 35.09%NM 33.41%EV -1.92%E -0.675%K -1.04%G +0.000%1.43I 69.93%NM 66.59%EV -6.21%E -4.34%K -14.44%G +0.000%5.0%2026-09-22 11:00
Pinnacle🎯2.81I 35.59%NM 34.65%EV -3.30%E -1.17%K -1.82%G +0.000%1.49I 67.11%NM 65.35%EV -2.28%E -1.53%K -4.64%G +0.000%2.7%2026-09-22 11:00
Winamax (DE)🎯2.80I 35.71%NM 34.43%EV -3.64%E -1.30%K -2.02%G +0.000%1.47I 68.03%NM 65.57%EV -3.59%E -2.44%K -7.63%G +0.000%3.7%2026-09-22 14:24
Bovada🎯2.80I 35.71%NM 34.12%EV -3.64%E -1.30%K -2.02%G +0.000%1.45I 68.97%NM 65.88%EV -4.90%E -3.38%K -10.89%G +0.000%4.7%2026-09-22 14:23
1xBet🎯2.79I 35.84%NM 34.20%EV -3.99%E -1.43%K -2.23%G +0.000%1.45I 68.97%NM 65.80%EV -4.90%E -3.38%K -10.89%G +0.000%4.8%2026-09-22 10:48
DraftKings🎯2.79I 35.84%NM 34.20%EV -3.99%E -1.43%K -2.23%G +0.000%1.45I 68.97%NM 65.80%EV -4.90%E -3.38%K -10.89%G +0.000%4.8%2026-09-22 14:19
Fanatics🎯2.75I 36.36%NM 34.52%EV -5.36%E -1.95%K -3.07%G +0.000%1.45I 68.97%NM 65.48%EV -4.90%E -3.38%K -10.89%G +0.000%5.3%2026-09-22 10:49
BetMGM🎯2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.07%G +0.000%1.44I 69.44%NM 65.63%EV -5.55%E -3.86%K -12.62%G +0.000%5.8%2026-09-22 09:50
betfred_uk🎯2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.07%G +0.000%1.44I 69.44%NM 65.63%EV -5.55%E -3.86%K -12.62%G +0.000%5.8%2026-09-22 10:49
NordicBet🎯2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.07%G +0.000%1.44I 69.44%NM 65.63%EV -5.55%E -3.86%K -12.62%G +0.000%5.8%2026-09-22 10:49
Unibet (UK)🎯2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.07%G +0.000%1.44I 69.44%NM 65.63%EV -5.55%E -3.86%K -12.62%G +0.000%5.8%2026-09-22 10:49
Betway🎯2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.07%G +0.000%1.44I 69.44%NM 65.63%EV -5.55%E -3.86%K -12.62%G +0.000%5.8%2026-09-22 11:05
BoyleSports🎯2.75I 36.36%NM 34.37%EV -5.36%E -1.95%K -3.07%G +0.000%1.44I 69.44%NM 65.63%EV -5.55%E -3.86%K -12.62%G +0.000%5.8%2026-09-22 10:49
Betr (AU)🎯2.75I 36.36%NM 34.05%EV -5.36%E -1.95%K -3.07%G +0.000%1.42I 70.42%NM 65.95%EV -6.87%E -4.84%K -16.35%G +0.000%6.8%2026-09-22 13:44
theScore Bet🎯2.75I 36.36%NM 34.05%EV -5.36%E -1.95%K -3.07%G +0.000%1.42I 70.42%NM 65.95%EV -6.87%E -4.84%K -16.35%G +0.000%6.8%2026-09-22 13:35
Caesars🎯2.75I 36.36%NM 34.05%EV -5.36%E -1.95%K -3.07%G +0.000%1.42I 70.42%NM 65.95%EV -6.87%E -4.84%K -16.35%G +0.000%6.8%2026-09-22 11:47
PMU (FR)🎯2.75I 36.36%NM 33.09%EV -5.36%E -1.95%K -3.07%G +0.000%1.36I 73.53%NM 66.91%EV -10.80%E -7.94%K -30.00%G +0.000%9.9%2026-09-22 10:45
PointsBet (AU)🎯2.70I 37.04%NM 34.94%EV -7.08%E -2.62%K -4.17%G +0.000%1.45I 68.97%NM 65.06%EV -4.90%E -3.38%K -10.89%G +0.000%6.0%2026-09-22 13:39
PlayUp🎯2.70I 37.04%NM 34.94%EV -7.08%E -2.62%K -4.17%G +0.000%1.45I 68.97%NM 65.06%EV -4.90%E -3.38%K -10.89%G +0.000%6.0%2026-09-22 10:55
Winamax (FR)🎯2.70I 37.04%NM 34.78%EV -7.08%E -2.62%K -4.17%G +0.000%1.44I 69.44%NM 65.22%EV -5.55%E -3.86%K -12.62%G +0.000%6.5%2026-09-22 14:24
Betclic (FR)🎯2.70I 37.04%NM 34.31%EV -7.08%E -2.62%K -4.17%G +0.000%1.41I 70.92%NM 65.69%EV -7.52%E -5.34%K -18.35%G +0.000%8.0%2026-09-22 13:23
Tipico (DE)🎯2.70I 37.04%NM 34.15%EV -7.08%E -2.62%K -4.17%G +0.000%1.40I 71.43%NM 65.85%EV -8.18%E -5.84%K -20.45%G +0.000%8.5%2026-09-22 10:55
Ladbrokes (UK)🎯2.70I 37.04%NM 34.15%EV -7.08%E -2.62%K -4.17%G +0.000%1.40I 71.43%NM 65.85%EV -8.18%E -5.84%K -20.45%G +0.000%8.5%2026-09-22 09:54
Coral🎯2.70I 37.04%NM 34.15%EV -7.08%E -2.62%K -4.17%G +0.000%1.40I 71.43%NM 65.85%EV -8.18%E -5.84%K -20.45%G +0.000%8.5%2026-09-22 09:54
Neds🎯2.65I 37.74%NM 35.52%EV -8.81%E -3.32%K -5.34%G +0.000%1.46I 68.49%NM 64.48%EV -4.24%E -2.91%K -9.22%G +0.000%6.2%2026-09-22 09:54
Ladbrokes (AU)🎯2.65I 37.74%NM 35.52%EV -8.81%E -3.32%K -5.34%G +0.000%1.46I 68.49%NM 64.48%EV -4.24%E -2.91%K -9.22%G +0.000%6.2%2026-09-22 09:54
LeoVegas🎯2.65I 37.74%NM 34.89%EV -8.81%E -3.32%K -5.34%G +0.000%1.42I 70.42%NM 65.11%EV -6.87%E -4.84%K -16.35%G +0.000%8.2%2026-09-22 10:49
ReBet🎯2.65I 37.74%NM 34.89%EV -8.81%E -3.32%K -5.34%G +0.000%1.42I 70.42%NM 65.11%EV -6.87%E -4.84%K -16.35%G +0.000%8.2%2026-09-22 10:48
NetBet (FR)🎯2.65I 37.74%NM 34.57%EV -8.81%E -3.32%K -5.34%G +0.000%1.40I 71.43%NM 65.43%EV -8.18%E -5.84%K -20.45%G +0.000%9.2%2026-09-22 11:34
888sport🎯2.60I 38.46%NM 36.59%EV -10.53%E -4.05%K -6.58%G +0.000%1.50I 66.67%NM 63.41%EV -1.62%E -1.08%K -3.24%G +0.000%5.1%2026-09-22 10:50
William Hill🎯2.60I 38.46%NM 36.59%EV -10.53%E -4.05%K -6.58%G +0.000%1.50I 66.67%NM 63.41%EV -1.62%E -1.08%K -3.24%G +0.000%5.1%2026-09-22 10:49
betano_uk🎯2.60I 38.46%NM 35.64%EV -10.53%E -4.05%K -6.58%G +0.000%1.44I 69.44%NM 64.36%EV -5.55%E -3.86%K -12.62%G +0.000%7.9%2026-09-22 10:49
Bet Victor🎯2.60I 38.46%NM 35.64%EV -10.53%E -4.05%K -6.58%G +0.000%1.44I 69.44%NM 64.36%EV -5.55%E -3.86%K -12.62%G +0.000%7.9%2026-09-22 10:49
Unibet (FR)🎯2.50I 40.00%NM 35.73%EV -13.97%E -5.59%K -9.31%G +0.000%1.39I 71.94%NM 64.27%EV -8.83%E -6.36%K -22.65%G +0.000%11.9%2026-09-22 10:48
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)2.96I 33.78%NM 33.48%1.49I 67.11%NM 66.52%0.9%2026-09-22 13:54
Betfair Exchange (AU)2.96I 33.78%NM 33.48%1.49I 67.11%NM 66.52%0.9%2026-09-22 14:00
Betfair Exchange (EU)2.96I 33.78%NM 33.48%1.49I 67.11%NM 66.52%0.9%2026-09-22 13:54
Novig2.90I 34.48%NM 33.79%1.48I 67.57%NM 66.21%2.1%2026-09-22 13:34