Default modelInterquartile mean (Vetted List)

Adolfo Daniel Vallejo v Gael Monfils

2026-08-30 15:00 UTC — ATP US Open

Head to Head

33 sportsbooks (8 in analysis )

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

Adolfo Daniel Vallejo (Local)

Prediction 60.08%1.66fair odd
EV -1.48%
Edge -0.899%
Kelly -2.30%
Growth +0.000%

assuming max odds 1.64

Bookmakers’ predictions’ distribution
58.44%60.09%60.05%60.76%MIN.MEANMEDIANMAX.
Odds’ distribution
1.481.571.561.6467.57%63.77%64.10%60.98%MIN.MEANMEDIANMAX.

Gael Monfils (Visit)

Prediction 39.92%2.50fair odd
EV -0.989%
Edge -0.399%
Kelly -0.668%
Growth +0.000%

assuming max odds 2.48

Bookmakers’ predictions’ distribution
39.24%39.91%39.95%41.56%MIN.MEANMEDIANMAX.
Odds’ distribution
2.152.372.402.4846.51%42.24%41.67%40.32%MIN.MEANMEDIANMAX.

For Head to Head, Interquartile mean (Vetted List) estimates these probabilities: Adolfo Daniel Vallejo (Local): 60.08%; Gael Monfils (Visit): 39.92%. For Gael Monfils (Visit), that estimate is equivalent to fair decimal odds of 2.50. No eligible bookmaker offers odds above that level: the best available odds are 2.48, with an expected value of -0.989%; they do not produce positive expected value.

Sportsbook Odds (33 sportsbooks)

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

BookmakerLocal ▼VisitMarginUpdated
GTbets🎯1.64I 60.98%NM 59.41%EV -1.48%E -0.899%K -2.30%G +0.000%2.40I 41.67%NM 40.59%EV -4.18%E -1.74%K -2.99%G +0.000%2.6%2026-08-27 22:00
1xBet🎯1.63I 61.35%NM 60.34%EV -2.08%E -1.27%K -3.30%G +0.000%2.48I 40.32%NM 39.66%EV -0.989%E -0.399%K -0.668%G +0.000%1.7%2026-08-27 22:35
Betway🎯1.60I 62.50%NM 60.00%EV -3.88%E -2.42%K -6.46%G +0.000%2.40I 41.67%NM 40.00%EV -4.18%E -1.74%K -2.99%G +0.000%4.2%2026-08-27 22:06
Ladbrokes (AU)🎯1.60I 62.50%NM 59.49%EV -3.88%E -2.42%K -6.46%G +0.000%2.35I 42.55%NM 40.51%EV -6.18%E -2.63%K -4.58%G +0.000%5.1%2026-08-28 00:50
SportsBet🎯1.60I 62.50%NM 58.44%EV -3.88%E -2.42%K -6.46%G +0.000%2.25I 44.44%NM 41.56%EV -10.17%E -4.52%K -8.14%G +0.000%6.9%2026-08-28 00:50
DraftKings🎯1.59I 62.89%NM 59.54%EV -4.48%E -2.82%K -7.59%G +0.000%2.34I 42.74%NM 40.46%EV -6.58%E -2.81%K -4.91%G +0.000%5.6%2026-08-27 22:10
Unibet🎯1.57I 63.69%NM 60.45%EV -5.68%E -3.62%K -9.97%G +0.000%2.40I 41.67%NM 39.55%EV -4.18%E -1.74%K -2.99%G +0.000%5.4%2026-08-27 22:01
LiveScore Bet🎯1.57I 63.69%NM 60.45%EV -5.68%E -3.62%K -9.97%G +0.000%2.40I 41.67%NM 39.55%EV -4.18%E -1.74%K -2.99%G +0.000%5.4%2026-08-27 22:00
Virgin Bet🎯1.57I 63.69%NM 60.45%EV -5.68%E -3.62%K -9.97%G +0.000%2.40I 41.67%NM 39.55%EV -4.18%E -1.74%K -2.99%G +0.000%5.4%2026-08-27 22:01
Hard Rock Bet🎯1.57I 63.69%NM 60.45%EV -5.68%E -3.62%K -9.97%G +0.000%2.40I 41.67%NM 39.55%EV -4.18%E -1.74%K -2.99%G +0.000%5.4%2026-08-27 22:00
Marathon Bet🎯1.57I 63.69%NM 60.35%EV -5.68%E -3.62%K -9.97%G +0.000%2.39I 41.84%NM 39.65%EV -4.58%E -1.92%K -3.30%G +0.000%5.5%2026-08-27 22:30
888sport🎯1.57I 63.69%NM 60.25%EV -5.68%E -3.62%K -9.97%G +0.000%2.38I 42.02%NM 39.75%EV -4.98%E -2.09%K -3.61%G +0.000%5.7%2026-08-27 22:01
Mr Green (SE)🎯1.57I 63.69%NM 60.25%EV -5.68%E -3.62%K -9.97%G +0.000%2.38I 42.02%NM 39.75%EV -4.98%E -2.09%K -3.61%G +0.000%5.7%2026-08-28 00:00
PointsBet (AU)🎯1.57I 63.69%NM 59.95%EV -5.68%E -3.62%K -9.97%G +0.000%2.35I 42.55%NM 40.05%EV -6.18%E -2.63%K -4.58%G +0.000%6.2%2026-08-27 22:00
Betr (AU)🎯1.57I 63.69%NM 59.95%EV -5.68%E -3.62%K -9.97%G +0.000%2.35I 42.55%NM 40.05%EV -6.18%E -2.63%K -4.58%G +0.000%6.2%2026-08-27 23:50
BetMGM🎯1.57I 63.69%NM 59.95%EV -5.68%E -3.62%K -9.97%G +0.000%2.35I 42.55%NM 40.05%EV -6.18%E -2.63%K -4.58%G +0.000%6.2%2026-08-27 22:01
TABtouch🎯1.56I 64.10%NM 60.61%EV -6.28%E -4.03%K -11.22%G +0.000%2.40I 41.67%NM 39.39%EV -4.18%E -1.74%K -2.99%G +0.000%5.8%2026-08-27 22:00
Casumo🎯1.56I 64.10%NM 60.61%EV -6.28%E -4.03%K -11.22%G +0.000%2.40I 41.67%NM 39.39%EV -4.18%E -1.74%K -2.99%G +0.000%5.8%2026-08-27 22:01
PMU (FR)🎯1.56I 64.10%NM 60.61%EV -6.28%E -4.03%K -11.22%G +0.000%2.40I 41.67%NM 39.39%EV -4.18%E -1.74%K -2.99%G +0.000%5.8%2026-08-27 22:01
Grosvenor🎯1.56I 64.10%NM 60.61%EV -6.28%E -4.03%K -11.22%G +0.000%2.40I 41.67%NM 39.39%EV -4.18%E -1.74%K -2.99%G +0.000%5.8%2026-08-27 22:01
Unibet (NL)🎯1.56I 64.10%NM 60.61%EV -6.28%E -4.03%K -11.22%G +0.000%2.40I 41.67%NM 39.39%EV -4.18%E -1.74%K -2.99%G +0.000%5.8%2026-08-27 22:01
Svenska Spel🎯1.56I 64.10%NM 60.61%EV -6.28%E -4.03%K -11.22%G +0.000%2.40I 41.67%NM 39.39%EV -4.18%E -1.74%K -2.99%G +0.000%5.8%2026-08-27 22:00
Bally Bet🎯1.56I 64.10%NM 60.61%EV -6.28%E -4.03%K -11.22%G +0.000%2.40I 41.67%NM 39.39%EV -4.18%E -1.74%K -2.99%G +0.000%5.8%2026-08-27 22:00
ATG (SE)🎯1.56I 64.10%NM 60.61%EV -6.28%E -4.03%K -11.22%G +0.000%2.40I 41.67%NM 39.39%EV -4.18%E -1.74%K -2.99%G +0.000%5.8%2026-08-27 22:01
betPARX🎯1.56I 64.10%NM 60.61%EV -6.28%E -4.03%K -11.22%G +0.000%2.40I 41.67%NM 39.39%EV -4.18%E -1.74%K -2.99%G +0.000%5.8%2026-08-27 22:01
BetRivers🎯1.56I 64.10%NM 60.61%EV -6.28%E -4.03%K -11.22%G +0.000%2.40I 41.67%NM 39.39%EV -4.18%E -1.74%K -2.99%G +0.000%5.8%2026-08-27 23:14
theScore Bet🎯1.56I 64.10%NM 60.10%EV -6.28%E -4.03%K -11.22%G +0.000%2.35I 42.55%NM 39.90%EV -6.18%E -2.63%K -4.58%G +0.000%6.7%2026-08-27 22:30
PlayUp🎯1.55I 64.52%NM 60.76%EV -6.88%E -4.44%K -12.51%G +0.000%2.40I 41.67%NM 39.24%EV -4.18%E -1.74%K -2.99%G +0.000%6.2%2026-08-27 22:00
MyBookie.ag🎯1.55I 64.52%NM 59.74%EV -6.88%E -4.44%K -12.51%G +0.000%2.30I 43.48%NM 40.26%EV -8.18%E -3.55%K -6.29%G +0.000%8.0%2026-08-27 22:35
Ladbrokes (UK)🎯1.55I 64.52%NM 59.74%EV -6.88%E -4.44%K -12.51%G +0.000%2.30I 43.48%NM 40.26%EV -8.18%E -3.55%K -6.29%G +0.000%8.0%2026-08-27 22:00
LeoVegas🎯1.55I 64.52%NM 59.74%EV -6.88%E -4.44%K -12.51%G +0.000%2.30I 43.48%NM 40.26%EV -8.18%E -3.55%K -6.29%G +0.000%8.0%2026-08-27 22:00
Coral🎯1.55I 64.52%NM 59.74%EV -6.88%E -4.44%K -12.51%G +0.000%2.30I 43.48%NM 40.26%EV -8.18%E -3.55%K -6.29%G +0.000%8.0%2026-08-27 22:01
Unibet (FR)🎯1.48I 67.57%NM 59.23%EV -11.09%E -7.49%K -23.10%G +0.000%2.15I 46.51%NM 40.77%EV -14.16%E -6.59%K -12.32%G +0.000%14.1%2026-08-27 22:31
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
Smarkets1.50I 66.67%NM 59.68%2.22I 45.05%NM 40.32%11.7%2026-08-28 00:01