The School of Tennis Oddsodds.tennis
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Petra Marcinko v Magdalena Frech

2026-09-30 02:00 UTC — WTA China Open

Head to Head

29 sportsbooks (10 in analysis )

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

Petra Marcinko (Local)

Prediction 33.50%2.99fair odd
EV -1.85%
Edge -0.630%
Kelly -0.957%
Growth +0.000%

assuming max odds 2.93

Bookmakers’ predictions’ distribution
32.49%33.53%33.50%34.69%MIN.MEANMEDIANMAX.
Odds’ distribution
2.602.782.752.9338.46%35.95%36.36%34.13%MIN.MEANMEDIANMAX.

Magdalena Frech (Visit)

Prediction 66.50%1.50fair odd
EV -2.91%
Edge -1.99%
Kelly -6.32%
Growth +0.000%

assuming max odds 1.46

Bookmakers’ predictions’ distribution
65.31%66.47%66.50%67.51%MIN.MEANMEDIANMAX.
Odds’ distribution
1.371.421.431.4672.99%70.18%69.93%68.49%MIN.MEANMEDIANMAX.

For Head to Head, Interquartile mean (Vetted List) estimates these probabilities: Petra Marcinko (Local): 33.50%; Magdalena Frech (Visit): 66.50%. For Petra Marcinko (Local), that estimate is equivalent to fair decimal odds of 2.99. No eligible bookmaker offers odds above that level: the best available odds are 2.93, with an expected value of -1.85%; they do not produce positive expected value.

Sportsbook Odds (29 sportsbooks)

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

BookmakerLocal ▼VisitMarginUpdated
Coolbet🎯2.93I 34.13%NM 32.49%EV -1.85%E -0.630%K -0.957%G +0.000%1.41I 70.92%NM 67.51%EV -6.23%E -4.42%K -15.20%G +0.000%5.1%2026-09-28 19:34
Fanatics🎯2.90I 34.48%NM 32.87%EV -2.85%E -0.984%K -1.50%G +0.000%1.42I 70.42%NM 67.13%EV -5.57%E -3.92%K -13.26%G +0.000%4.9%2026-09-28 19:24
888sport🎯2.90I 34.48%NM 32.56%EV -2.85%E -0.984%K -1.50%G +0.000%1.40I 71.43%NM 67.44%EV -6.90%E -4.93%K -17.25%G +0.000%5.9%2026-09-28 17:14
BetMGM🎯2.90I 34.48%NM 32.56%EV -2.85%E -0.984%K -1.50%G +0.000%1.40I 71.43%NM 67.44%EV -6.90%E -4.93%K -17.25%G +0.000%5.9%2026-09-28 19:19
Ladbrokes (UK)🎯2.87I 34.84%NM 32.79%EV -3.86%E -1.34%K -2.06%G +0.000%1.40I 71.43%NM 67.21%EV -6.90%E -4.93%K -17.25%G +0.000%6.3%2026-09-28 19:19
Coral🎯2.87I 34.84%NM 32.79%EV -3.86%E -1.34%K -2.06%G +0.000%1.40I 71.43%NM 67.21%EV -6.90%E -4.93%K -17.25%G +0.000%6.3%2026-09-28 19:15
PointsBet (AU)🎯2.85I 35.09%NM 33.26%EV -4.53%E -1.59%K -2.45%G +0.000%1.42I 70.42%NM 66.74%EV -5.57%E -3.92%K -13.26%G +0.000%5.5%2026-09-28 17:15
Betr (AU)🎯2.85I 35.09%NM 33.10%EV -4.53%E -1.59%K -2.45%G +0.000%1.41I 70.92%NM 66.90%EV -6.23%E -4.42%K -15.20%G +0.000%6.0%2026-09-28 19:19
GTbets🎯2.81I 35.59%NM 33.73%EV -5.87%E -2.09%K -3.24%G +0.000%1.43I 69.93%NM 66.27%EV -4.90%E -3.43%K -11.40%G +0.000%5.5%2026-09-28 17:15
PlayUp🎯2.80I 35.71%NM 33.65%EV -6.20%E -2.22%K -3.45%G +0.000%1.42I 70.42%NM 66.35%EV -5.57%E -3.92%K -13.26%G +0.000%6.1%2026-09-28 17:15
DraftKings🎯2.76I 36.23%NM 34.60%EV -7.54%E -2.73%K -4.29%G +0.000%1.46I 68.49%NM 65.40%EV -2.91%E -1.99%K -6.32%G +0.000%4.7%2026-09-28 17:14
Virgin Bet🎯2.75I 36.36%NM 34.52%EV -7.88%E -2.86%K -4.50%G +0.000%1.45I 68.97%NM 65.48%EV -3.57%E -2.46%K -7.94%G +0.000%5.3%2026-09-28 18:39
Betway🎯2.75I 36.36%NM 34.52%EV -7.88%E -2.86%K -4.50%G +0.000%1.45I 68.97%NM 65.48%EV -3.57%E -2.46%K -7.94%G +0.000%5.3%2026-09-28 19:19
LiveScore Bet🎯2.75I 36.36%NM 34.52%EV -7.88%E -2.86%K -4.50%G +0.000%1.45I 68.97%NM 65.48%EV -3.57%E -2.46%K -7.94%G +0.000%5.3%2026-09-28 18:40
Hard Rock Bet🎯2.75I 36.36%NM 34.52%EV -7.88%E -2.86%K -4.50%G +0.000%1.45I 68.97%NM 65.48%EV -3.57%E -2.46%K -7.94%G +0.000%5.3%2026-09-28 18:39
Unibet🎯2.75I 36.36%NM 34.37%EV -7.88%E -2.86%K -4.50%G +0.000%1.44I 69.44%NM 65.63%EV -4.24%E -2.94%K -9.63%G +0.000%5.8%2026-09-28 18:40
Grosvenor🎯2.75I 36.36%NM 34.37%EV -7.88%E -2.86%K -4.50%G +0.000%1.44I 69.44%NM 65.63%EV -4.24%E -2.94%K -9.63%G +0.000%5.8%2026-09-28 18:40
LeoVegas (SE)🎯2.75I 36.36%NM 34.37%EV -7.88%E -2.86%K -4.50%G +0.000%1.44I 69.44%NM 65.63%EV -4.24%E -2.94%K -9.63%G +0.000%5.8%2026-09-28 18:39
Unibet (SE)🎯2.75I 36.36%NM 34.37%EV -7.88%E -2.86%K -4.50%G +0.000%1.44I 69.44%NM 65.63%EV -4.24%E -2.94%K -9.63%G +0.000%5.8%2026-09-28 18:39
Casumo🎯2.75I 36.36%NM 34.37%EV -7.88%E -2.86%K -4.50%G +0.000%1.44I 69.44%NM 65.63%EV -4.24%E -2.94%K -9.63%G +0.000%5.8%2026-09-28 18:39
Unibet (NL)🎯2.75I 36.36%NM 34.37%EV -7.88%E -2.86%K -4.50%G +0.000%1.44I 69.44%NM 65.63%EV -4.24%E -2.94%K -9.63%G +0.000%5.8%2026-09-28 18:40
betPARX🎯2.75I 36.36%NM 34.37%EV -7.88%E -2.86%K -4.50%G +0.000%1.44I 69.44%NM 65.63%EV -4.24%E -2.94%K -9.63%G +0.000%5.8%2026-09-28 18:40
TABtouch🎯2.75I 36.36%NM 34.37%EV -7.88%E -2.86%K -4.50%G +0.000%1.44I 69.44%NM 65.63%EV -4.24%E -2.94%K -9.63%G +0.000%5.8%2026-09-28 18:40
theScore Bet🎯2.75I 36.36%NM 34.05%EV -7.88%E -2.86%K -4.50%G +0.000%1.42I 70.42%NM 65.95%EV -5.57%E -3.92%K -13.26%G +0.000%6.8%2026-09-28 17:14
betano_uk🎯2.75I 36.36%NM 33.73%EV -7.88%E -2.86%K -4.50%G +0.000%1.40I 71.43%NM 66.27%EV -6.90%E -4.93%K -17.25%G +0.000%7.8%2026-09-28 19:18
Bet Victor🎯2.75I 36.36%NM 33.73%EV -7.88%E -2.86%K -4.50%G +0.000%1.40I 71.43%NM 66.27%EV -6.90%E -4.93%K -17.25%G +0.000%7.8%2026-09-28 19:15
Marathon Bet🎯2.73I 36.63%NM 34.69%EV -8.55%E -3.13%K -4.94%G +0.000%1.45I 68.97%NM 65.31%EV -3.57%E -2.46%K -7.94%G +0.000%5.6%2026-09-28 19:25
ReBet🎯2.65I 37.74%NM 34.41%EV -11.23%E -4.24%K -6.80%G +0.000%1.39I 71.94%NM 65.59%EV -7.56%E -5.44%K -19.39%G +0.000%9.7%2026-09-28 17:15
Unibet (FR)🎯2.60I 38.46%NM 34.51%EV -12.90%E -4.96%K -8.06%G +0.000%1.37I 72.99%NM 65.49%EV -8.89%E -6.49%K -24.04%G +0.000%11.5%2026-09-28 17:25
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 (1)

BookmakerLocalVisitMargin ▲Updated
Smarkets◎2.58I 38.76%NM 34.52%1.36I 73.53%NM 65.48%12.3%2026-09-28 17:15