The School of Tennis Oddsodds.tennis
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Naomi Osaka v Anastasia Zakharova

2026-08-30 15:00 UTC — WTA US Open

Head to Head

30 sportsbooks (8 in analysis )

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

Naomi Osaka (Local)

Prediction 84.61%1.18fair odd
EV -2.70%
Edge -2.35%
Kelly -18.02%
Growth +0.000%

assuming max odds 1.15

Bookmakers’ predictions’ distribution
81.15%84.65%84.60%85.64%MIN.MEANMEDIANMAX.
Odds’ distribution
1.081.121.121.1592.59%89.66%89.29%86.96%MIN.MEANMEDIANMAX.

Anastasia Zakharova (Visit)

Prediction 15.39%6.50fair odd
EV +0.062%
Edge +0.009%
Kelly +0.011%
Growth +0.000%

assuming max odds 6.50

Bookmakers’ predictions’ distribution
14.36%15.35%15.40%18.85%MIN.MEANMEDIANMAX.
Odds’ distribution
4.656.156.396.5021.51%16.25%15.64%15.38%MIN.MEANMEDIANMAX.

For Head to Head, Interquartile mean (Vetted List) estimates these probabilities: Naomi Osaka (Local): 84.61%; Anastasia Zakharova (Visit): 15.39%. For Anastasia Zakharova (Visit), that estimate is equivalent to fair decimal odds of 6.496. 2 bookmakers offer odds above that level; the best available odds are 6.500, producing a positive expected value of +0.062%.

Sportsbook Odds (30 sportsbooks)

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

BookmakerLocalVisit ▼MarginUpdated
Hard Rock Bet🎯1.12I 89.29%NM 85.30%EV -5.24%E -4.68%K -43.68%G +0.000%6.50I 15.38%NM 14.70%EV +0.062%E +0.009%K +0.011%G +0.000%4.7%2026-08-27 21:55
SportsBet🎯1.09I 91.74%NM 85.64%EV -7.78%E -7.14%K -86.44%G +0.000%6.50I 15.38%NM 14.36%EV +0.062%E +0.009%K +0.011%G +0.000%7.1%2026-08-27 20:34
PMU (FR)🎯1.12I 89.29%NM 85.11%EV -5.24%E -4.68%K -43.68%G +0.000%6.40I 15.63%NM 14.89%EV -1.48%E -0.231%K -0.274%G +0.000%4.9%2026-08-27 20:35
BetRivers🎯1.12I 89.29%NM 85.11%EV -5.24%E -4.68%K -43.68%G +0.000%6.40I 15.63%NM 14.89%EV -1.48%E -0.231%K -0.274%G +0.000%4.9%2026-08-27 20:36
ATG (SE)🎯1.12I 89.29%NM 85.11%EV -5.24%E -4.68%K -43.68%G +0.000%6.40I 15.63%NM 14.89%EV -1.48%E -0.231%K -0.274%G +0.000%4.9%2026-08-27 20:35
Svenska Spel🎯1.12I 89.29%NM 85.11%EV -5.24%E -4.68%K -43.68%G +0.000%6.40I 15.63%NM 14.89%EV -1.48%E -0.231%K -0.274%G +0.000%4.9%2026-08-27 20:35
Grosvenor🎯1.12I 89.29%NM 85.11%EV -5.24%E -4.68%K -43.68%G +0.000%6.40I 15.63%NM 14.89%EV -1.48%E -0.231%K -0.274%G +0.000%4.9%2026-08-27 21:40
Casumo🎯1.12I 89.29%NM 85.11%EV -5.24%E -4.68%K -43.68%G +0.000%6.40I 15.63%NM 14.89%EV -1.48%E -0.231%K -0.274%G +0.000%4.9%2026-08-27 21:40
Virgin Bet🎯1.12I 89.29%NM 85.11%EV -5.24%E -4.68%K -43.68%G +0.000%6.40I 15.63%NM 14.89%EV -1.48%E -0.231%K -0.274%G +0.000%4.9%2026-08-27 21:40
betPARX🎯1.12I 89.29%NM 85.11%EV -5.24%E -4.68%K -43.68%G +0.000%6.40I 15.63%NM 14.89%EV -1.48%E -0.231%K -0.274%G +0.000%4.9%2026-08-27 21:40
LiveScore Bet🎯1.12I 89.29%NM 85.11%EV -5.24%E -4.68%K -43.68%G +0.000%6.40I 15.63%NM 14.89%EV -1.48%E -0.231%K -0.274%G +0.000%4.9%2026-08-27 21:45
Bally Bet🎯1.12I 89.29%NM 85.11%EV -5.24%E -4.68%K -43.68%G +0.000%6.40I 15.63%NM 14.89%EV -1.48%E -0.231%K -0.274%G +0.000%4.9%2026-08-27 21:45
Unibet (NL)🎯1.12I 89.29%NM 85.11%EV -5.24%E -4.68%K -43.68%G +0.000%6.40I 15.63%NM 14.89%EV -1.48%E -0.231%K -0.274%G +0.000%4.9%2026-08-27 21:50
TABtouch🎯1.12I 89.29%NM 85.11%EV -5.24%E -4.68%K -43.68%G +0.000%6.40I 15.63%NM 14.89%EV -1.48%E -0.231%K -0.274%G +0.000%4.9%2026-08-27 22:00
Unibet🎯1.12I 89.29%NM 85.11%EV -5.24%E -4.68%K -43.68%G +0.000%6.40I 15.63%NM 14.89%EV -1.48%E -0.231%K -0.274%G +0.000%4.9%2026-08-27 22:15
GTbets🎯1.12I 89.29%NM 85.09%EV -5.24%E -4.68%K -43.68%G +0.000%6.39I 15.65%NM 14.91%EV -1.63%E -0.255%K -0.303%G +0.000%4.9%2026-08-27 20:35
Marathon Bet🎯1.11I 90.09%NM 85.12%EV -6.09%E -5.48%K -55.34%G +0.000%6.35I 15.75%NM 14.88%EV -2.25%E -0.354%K -0.420%G +0.000%5.8%2026-08-28 00:35
Fanatics🎯1.12I 89.29%NM 84.80%EV -5.24%E -4.68%K -43.68%G +0.000%6.25I 16.00%NM 15.20%EV -3.79%E -0.606%K -0.721%G +0.000%5.3%2026-08-27 21:40
Betr (AU)🎯1.11I 90.09%NM 84.92%EV -6.09%E -5.48%K -55.34%G +0.000%6.25I 16.00%NM 15.08%EV -3.79%E -0.606%K -0.721%G +0.000%6.1%2026-08-27 21:00
PointsBet (AU)🎯1.11I 90.09%NM 84.92%EV -6.09%E -5.48%K -55.34%G +0.000%6.25I 16.00%NM 15.08%EV -3.79%E -0.606%K -0.721%G +0.000%6.1%2026-08-27 21:55
DraftKings🎯1.12I 89.29%NM 84.31%EV -5.24%E -4.68%K -43.68%G +0.000%6.02I 16.61%NM 15.69%EV -7.33%E -1.22%K -1.46%G +0.000%5.9%2026-08-27 21:40
Betway🎯1.12I 89.29%NM 84.27%EV -5.24%E -4.68%K -43.68%G +0.000%6.00I 16.67%NM 15.73%EV -7.64%E -1.27%K -1.53%G +0.000%6.0%2026-08-27 20:35
888sport🎯1.12I 89.29%NM 84.27%EV -5.24%E -4.68%K -43.68%G +0.000%6.00I 16.67%NM 15.73%EV -7.64%E -1.27%K -1.53%G +0.000%6.0%2026-08-27 21:40
Mr Green (SE)🎯1.12I 89.29%NM 84.27%EV -5.24%E -4.68%K -43.68%G +0.000%6.00I 16.67%NM 15.73%EV -7.64%E -1.27%K -1.53%G +0.000%6.0%2026-08-28 00:01
theScore Bet🎯1.11I 90.09%NM 84.39%EV -6.09%E -5.48%K -55.34%G +0.000%6.00I 16.67%NM 15.61%EV -7.64%E -1.27%K -1.53%G +0.000%6.8%2026-08-27 20:35
MyBookie.ag🎯1.11I 90.09%NM 83.94%EV -6.09%E -5.48%K -55.34%G +0.000%5.80I 17.24%NM 16.06%EV -10.71%E -1.85%K -2.23%G +0.000%7.3%2026-08-27 20:35
LeoVegas🎯1.10I 90.91%NM 84.06%EV -6.93%E -6.30%K -69.33%G +0.000%5.80I 17.24%NM 15.94%EV -10.71%E -1.85%K -2.23%G +0.000%8.2%2026-08-27 20:35
ReBet🎯1.09I 91.74%NM 83.20%EV -7.78%E -7.14%K -86.44%G +0.000%5.40I 18.52%NM 16.80%EV -16.87%E -3.12%K -3.83%G +0.000%10.3%2026-08-27 21:00
PlayUp🎯1.15I 86.96%NM 82.03%EV -2.70%E -2.35%K -18.02%G +0.000%5.25I 19.05%NM 17.97%EV -19.18%E -3.65%K -4.51%G +0.000%6.0%2026-08-27 23:00
Unibet (FR)🎯1.08I 92.59%NM 81.15%EV -8.63%E -7.99%K -107.82%G +0.000%4.65I 21.51%NM 18.85%EV -28.42%E -6.11%K -7.79%G +0.000%14.1%2026-08-27 20:35
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 (1)

BookmakerLocalVisitMargin ▲Updated
Smarkets◎1.09I 91.74%NM 82.10%5.00I 20.00%NM 17.90%11.7%2026-08-27 23:20